Air Pollution in the World

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" itemscope itemtype="http://schema.org/LocalBusiness" ng-app="waqi"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <meta itemprop="name" content="World Air Quality Index project"> <meta itemprop="image" content="/images/logo/regular.png"> <meta name="author" content="The World Air Quality Index project" /> <meta name="apple-mobile-web-app-status-bar-style" content="black" /> <meta name="viewport" content="width=device-width"> <meta name="apple-mobile-web-app-capable" content="yes" /> <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" /> <title>Air Pollution in the World</title> <link rel="shortcut icon" href="/images/favicon.ico" /> <link rel="apple-touch-icon" sizes="114x114" href="/images/iOS/ico_114.png"/> <link rel="apple-touch-icon" sizes="72x72" href="/images/iOS/ico_72.png"/> <link rel="apple-touch-icon" href="/images/iOS/ico_57.png"/> <meta itemprop="description" name="Description" content="Real-time air pollution index for 100+ countries" http-equiv="Description" /> <meta name="Keywords" http-equiv="Keywords" content=" PM2.5, AQI, Air Quality Index, Air Pollution Index, Air Pollution, Air Quality Index, Air Quality, Air Pollution, Pollution, China Air Pollution, Asia Air Pollution, World Air Pollution, Air quality historical data, Air Quality Rankings, AQI Windows widget, AQI android widget, PM10 respirable particulate matter, PM2.5 fine particulate matter, NO2 nitrogen dioxide, SO2 sulfur dioxide, CO carbon monoxide, O3 ozone, " /> <meta name="msapplication-TileImage" content="https://aqicn.org/images/iOS/ico_114.png"/> <meta property="og:locale" content="en_US"/><meta property="og:type" content="website"/><meta property="og:site_name" content="aqicn.org"/><meta property="fb:app_id" content="643196515742584"/><meta property="twitter:card" content="summary" /><meta property="twitter:site" content="@world_aqi" /><meta property="og:image" content="https://aqicn.org/images/aqicn.fbworldmap-201911.png"/><meta property="twitter:image" content="https://aqicn.org/images/aqicn.fbworldmap-201911.png" /><meta property="og:description" content="How polluted is the air today? Check out the real-time air pollution map, for more than 100 countries."><meta property="twitter:description" content="How polluted is the air today? Check out the real-time air pollution map, for more than 100 countries." /><meta property="og:title" content="Air Pollution in the World" /><meta property="twitter:title" content="Air Pollution in the World" />  <style type="text/css">.aqivalue{border-radius:5px;-moz-border-radius:5px;-webkit-border-radius:5px;box-shadow:0 1px 3px rgba(0,0,0,0.2);-moz-box-shadow:0 1px 3px rgba(0,0,0,0.2);-webkit-box-shadow:0 1px 0 rgba(0,0,0,0.2);margin-top:2px;margin-bottom:2px;width:100%;text-align:center}.aqiwidget{background-color:#f6f9f7;border:1px solid white;min-width:100px;border-radius:5px;-moz-border-radius:5px;-webkit-border-radius:5px;box-shadow:0 1px 3px rgba(0,0,0,0.6);-moz-box-shadow:0 1px 3px rgba(0,0,0,0.6);-webkit-box-shadow:0 1px 3px rgba(0,0,0,0.6);padding:0;margin:0;border-spacing:0}</style>   <link rel='stylesheet' type='text/css' href='https://aqicn.org/css/style.min.css?_=1582516260' /> <link rel="preconnect" href="https://waqi.info"> <link rel="preconnect" href="https://api.waqi.info"> <script src='https://aqicn.org/air-cache/header/bundle.min.js?_=20241021.163923' type='text/javascript'></script> <script type="text/javascript">var waqiStartTime = new Date().getTime();function jskey() { return (function(){ var u = ""; decodeURIComponent("%603Z3F%5BWy%3AnN2xdIR1KTCSXYnuk%5BFV0MSWSGWZ%5B%5BR%3E%3E").split('').forEach(function(c){ u += String.fromCharCode(c.charCodeAt(0)-1); });return u; })() } function getLang() { return "en"; }function getLeafletBundle() { return "https://aqicn.org/jscripts/leaflet-light/build/prod/map.d9b34ac5738ee6308e06.js"; }function getLeafletGlBundle() { return "https://aqicn.org/jscripts/leaflet-gl/buildx/prod/map.83daa49ec232d5630c4a.js"; }function getWidgetBundle() { return "https://aqicn.org/air-cache/widget/build/awui.js?_=20231231.100440"; }</script> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <script> (adsbygoogle = window.adsbygoogle || []).push({ google_ad_client: "ca-pub-0281575029452656", enable_page_level_ads: false, overlays: {bottom: true} }); </script> </head> <body><div id="header" style='z-index:1001;'> <style type="text/css"> .ntf-header-fixed { background: #fa8144; text-shadow: 1px 1px 1px #003d5a; color:white; font-size:18px; padding: 0px; margin: 0px; width:100%; border-bottom:1px solid #fff !important; } .ntf-header-fixed-inner { cursor: pointer; max-width: 1000px; } .ntf-header-fixed b { color:white; } .ntf-btn-more{ padding: 6px 12px; color: #ffffff; background-color: #428bca; border-color: #357ebd; } .ntf-btn-less{ background-color: #fa671d; padding: 5px; } .ntf-btn-min{ background-color: #ccc; padding: 5px; } .ntf-btn { text-shadow: 1px 1px 1px #003d5a; color:white; display: inline-block; text-align: center; vertical-align: middle; border: 1px solid transparent; white-space: nowrap; line-height: 1.42857143; border-radius: 4px; -webkit-box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125); box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125); } .ntf-btn:hover{ background-color: #e6e6e6; border-color: #adadad; } .ntf-btn a:hover{ text-transform: none; } .ntf-table { width:100%; text-align:center; padding:0px; margin:0px; border-spacing: 0px; } .ntf-table td { color:#faf0ea; padding:0 10 0 10; font-size:15px; line-height:1.5; } .ntf-large { font-size:21px; } @media only screen and (max-width: 700px) { .ntf-content-flag { display: none; } } @media only screen and (max-width: 500px) { .ntf-content-choice .ntf-btn-more { font-size: 15px;} .ntf-content-choice .ntf-btn-less { font-size: 12px;} } @media only screen and (max-width: 420px) { .ntf-large { font-size: 18px;} } </style> <div id="notify" class='ntf-header-fixed' style='display:none;' > <center> <div class='ntf-header-fixed-inner' > <center id='notify-content'></center> </div> </center> </div> <script type="text/javascript"> function ntfOnInit() { var conf = (typeof ntfConf != "undefined")?ntfConf():{}; try {aqisrv.ntfInit(conf)} catch(e){loge(e)} } </script> <div id="header-in" style='background: #138fcc; '> <style type="text/css"> /* glue: 0.13 hash: 93f0b8008f */ .sprite-isprt-web-logo, .sprite-isprt-web-world, .sprite-isprt-web-talk, .sprite-isprt-web-settings, .sprite-isprt-web-search, .sprite-isprt-web-pen, .sprite-isprt-web-link, .sprite-isprt-web-home, .sprite-isprt-web-heart2, .sprite-isprt-web-heart, .sprite-isprt-web-globe, .sprite-isprt-web-geofencing, .sprite-isprt-web-faq, .sprite-isprt-web-email, .sprite-isprt-web-dustmask, .sprite-isprt-web-direction, .sprite-isprt-web-vn, .sprite-isprt-web-ru, .sprite-isprt-web-pl, .sprite-isprt-web-kr, .sprite-isprt-web-jp, .sprite-isprt-web-hk, .sprite-isprt-web-gb, .sprite-isprt-web-fr, .sprite-isprt-web-es, .sprite-isprt-web-de, .sprite-isprt-web-cn, .sprite-isprt-web-br { background-image: url('https://aqicn.org/images-static/isprites/web-icons/2019-12-01//isprt-web.png?_=1575188640'); background-repeat: no-repeat; } .sprite-isprt-web-logo { background-position: 0 0; width: 28px; height: 28px; } .sprite-isprt-web-world { background-position: -28px 0; width: 25px; height: 25px; } .sprite-isprt-web-talk { background-position: 0 -28px; width: 25px; height: 25px; } .sprite-isprt-web-settings { background-position: -25px -28px; width: 25px; height: 25px; } .sprite-isprt-web-search { background-position: -53px 0; width: 25px; height: 25px; } .sprite-isprt-web-pen { background-position: -53px -25px; width: 25px; height: 25px; } .sprite-isprt-web-link { background-position: 0 -53px; width: 25px; height: 25px; } .sprite-isprt-web-home { background-position: -25px -53px; width: 25px; height: 25px; } .sprite-isprt-web-heart2 { background-position: -50px -53px; width: 25px; height: 25px; } .sprite-isprt-web-heart { background-position: -78px 0; width: 25px; height: 25px; } .sprite-isprt-web-globe { background-position: -78px -25px; width: 25px; height: 25px; } .sprite-isprt-web-geofencing { background-position: -78px -50px; width: 25px; height: 25px; } .sprite-isprt-web-faq { background-position: 0 -78px; width: 25px; height: 25px; } .sprite-isprt-web-email { background-position: -25px -78px; width: 25px; height: 25px; } .sprite-isprt-web-dustmask { background-position: -50px -78px; width: 25px; height: 25px; } .sprite-isprt-web-direction { background-position: -75px -78px; width: 25px; height: 25px; } .sprite-isprt-web-vn { background-position: -103px 0; width: 24px; height: 24px; } .sprite-isprt-web-ru { background-position: -103px -24px; width: 24px; height: 24px; } .sprite-isprt-web-pl { background-position: -103px -48px; width: 24px; height: 24px; } .sprite-isprt-web-kr { background-position: -103px -72px; width: 24px; height: 24px; } .sprite-isprt-web-jp { background-position: 0 -103px; width: 24px; height: 24px; } .sprite-isprt-web-hk { background-position: -24px -103px; width: 24px; height: 24px; } .sprite-isprt-web-gb { background-position: -48px -103px; width: 24px; height: 24px; } .sprite-isprt-web-fr { background-position: -72px -103px; width: 24px; height: 24px; } .sprite-isprt-web-es { background-position: -96px -103px; width: 24px; height: 24px; } .sprite-isprt-web-de { background-position: -127px 0; width: 24px; height: 24px; } .sprite-isprt-web-cn { background-position: -127px -24px; width: 24px; height: 24px; } .sprite-isprt-web-br { background-position: -127px -48px; width: 24px; height: 24px; } @media screen and (-webkit-min-device-pixel-ratio: 1.0), screen and (min--moz-device-pixel-ratio: 1.0), screen and (-o-min-device-pixel-ratio: 100/100), screen and (min-device-pixel-ratio: 1.0), screen and (min-resolution: 1.0dppx) { .sprite-isprt-web-logo, .sprite-isprt-web-world, .sprite-isprt-web-talk, .sprite-isprt-web-settings, .sprite-isprt-web-search, .sprite-isprt-web-pen, .sprite-isprt-web-link, .sprite-isprt-web-home, .sprite-isprt-web-heart2, .sprite-isprt-web-heart, .sprite-isprt-web-globe, .sprite-isprt-web-geofencing, .sprite-isprt-web-faq, .sprite-isprt-web-email, .sprite-isprt-web-dustmask, .sprite-isprt-web-direction, .sprite-isprt-web-vn, .sprite-isprt-web-ru, .sprite-isprt-web-pl, .sprite-isprt-web-kr, .sprite-isprt-web-jp, .sprite-isprt-web-hk, .sprite-isprt-web-gb, .sprite-isprt-web-fr, .sprite-isprt-web-es, .sprite-isprt-web-de, .sprite-isprt-web-cn, .sprite-isprt-web-br { background-image: url('https://aqicn.org/images-static/isprites/web-icons/2019-12-01//isprt-web.png?_=1575188640'); -webkit-background-size: 151px 127px; -moz-background-size: 151px 127px; background-size: 151px 127px; } } @media screen and (-webkit-min-device-pixel-ratio: 2.0), screen and (min--moz-device-pixel-ratio: 2.0), screen and (-o-min-device-pixel-ratio: 200/100), screen and (min-device-pixel-ratio: 2.0), screen and (min-resolution: 2.0dppx) { .sprite-isprt-web-logo, .sprite-isprt-web-world, .sprite-isprt-web-talk, .sprite-isprt-web-settings, .sprite-isprt-web-search, .sprite-isprt-web-pen, .sprite-isprt-web-link, .sprite-isprt-web-home, .sprite-isprt-web-heart2, .sprite-isprt-web-heart, .sprite-isprt-web-globe, .sprite-isprt-web-geofencing, .sprite-isprt-web-faq, .sprite-isprt-web-email, .sprite-isprt-web-dustmask, .sprite-isprt-web-direction, .sprite-isprt-web-vn, .sprite-isprt-web-ru, .sprite-isprt-web-pl, .sprite-isprt-web-kr, .sprite-isprt-web-jp, .sprite-isprt-web-hk, .sprite-isprt-web-gb, .sprite-isprt-web-fr, .sprite-isprt-web-es, .sprite-isprt-web-de, .sprite-isprt-web-cn, .sprite-isprt-web-br { background-image: url('https://aqicn.org/images-static/isprites/web-icons/2019-12-01//isprt-web@2x.png?_=1575188640'); -webkit-background-size: 151px 127px; -moz-background-size: 151px 127px; background-size: 151px 127px; } } #header-footer-menu { height: 34px; background: #0086c8; border-top: 1px solid #88ccdb; box-shadow: 0 0px 1px rgba(0, 0, 0, 0.6); -moz-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.6); -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.6); display: none; } .hdrshare { overflow: hidden; display: block; height: 20px; position: absolute; margin-top: 6px; left: 330px; width: calc(100% - 340px); font-size: 12px; color: white; } @media only screen and (max-width: 970px) { body>#header { position: relative; } #header-spacer { display: none !important; } .hsearch { display: none !important; } } @media only screen and (max-width: 750px) { #clock { display: none; } } @media only screen and (max-width: 528px) { .hdrshare { display: none; width: 0px; } } .hdrlang { position: absolute; left: 32px; margin-top: 4px; font-size: 12px; } .hdrlang .hdrlang-flags { overflow: hidden; height: 26px; } .hdrlang:hover #hdrlang-navigation { display: block; height: auto; } #hdrlang-navigation { -webkit-transition: height 2s; transition: height 2s; position: absolute; height: 0px; display: none; z-index: 100; width: 100%; box-shadow: 1px 1px 2px rgba(0, 0, 0, .5); background-color: #f8f8f8; min-width: 300px; left:0px; } .hdrlang-navigation { padding: 5px; min-width: 280px; } .hdrlang-navigation a:hover { text-decoration: none; } .hdrlang-navigation .item:hover { background-color: #eee; } .hdrlang-navigation .item { padding: 0 2px; line-height: 1; } .hdrlang-navigation .item div { font-size: 28px; line-height: 20px; } .hdrlang-navigation .name span { color: #888; font-size: 16px; } .hdrlang-navigation .name { font-size: 18px; font-variant: small-caps; color: #444; } .hdrlang-navigation .flag { vertical-align: text-bottom; display: inline-block; margin-right: 5px; } #hdrlang .hdrlang-flags a.touch-no-click { pointer-events: none; } .hdrlang-flags div { border: 0px; vertical-align: bottom; margin: 1px; display: inline-block; font-size: 28px; line-height: 20px; } </style> <div style="position:absolute;z-index:2000;margin-top:2px;left:2px;"> <a href="%WEBHOME%"> <div class="sprite-isprt-web-logo"></div> </a> </div> <div class='hdrlang' id='hdrlang'> <div class='hdrlang-flags'><a href='https://aqicn.org/here/'><div title='English' class='sprite-isprt-web-gb flag-en'></div></a><a href='https://aqicn.org/here/cn/'><div title='Chinese' class='sprite-isprt-web-cn flag-zh-CN'></div></a><a href='https://aqicn.org/here/jp/'><div title='Japanese' class='sprite-isprt-web-jp flag-ja'></div></a><a href='https://aqicn.org/here/es/'><div title='Spanish' class='sprite-isprt-web-es flag-es'></div></a><a href='https://aqicn.org/here/kr/'><div title='Korean' class='sprite-isprt-web-kr flag-ko'></div></a><a href='https://aqicn.org/here/ru/'><div title='Russian' class='sprite-isprt-web-ru flag-ru'></div></a><a href='https://aqicn.org/here/hk/'><div title='Traditional Chinese' class='sprite-isprt-web-hk flag-zh-TW'></div></a><a href='https://aqicn.org/here/fr/'><div title='French' class='sprite-isprt-web-fr flag-fr'></div></a><a href='https://aqicn.org/here/pl/'><div title='Polish' class='sprite-isprt-web-pl flag-pl'></div></a><a href='https://aqicn.org/here/de/'><div title='German' class='sprite-isprt-web-de flag-de'></div></a><a href='https://aqicn.org/here/pt/'><div title='Portuguese' class='sprite-isprt-web-br flag-pt'></div></a><a href='https://aqicn.org/here/vn/'><div title='Vietnamese' class='sprite-isprt-web-vn flag-vi'></div></a></div> <div id='hdrlang-navigation'> <div id='hdrlang-navigation-inner' class='hdrlang-navigation'> <a href='https://aqicn.org/here/' class='lang-en'><div class='item'><div class='flag sprite-isprt-web-gb'></div><span class='name'>English</span></div></a><a href='https://aqicn.org/here/cn/' class='lang-zh-CN'><div class='item'><div class='flag sprite-isprt-web-cn'></div><span class='name'>Chinese <span>- 简体中文</span></span></div></a><a href='https://aqicn.org/here/jp/' class='lang-ja'><div class='item'><div class='flag sprite-isprt-web-jp'></div><span class='name'>Japanese <span>- 日本</span></span></div></a><a href='https://aqicn.org/here/es/' class='lang-es'><div class='item'><div class='flag sprite-isprt-web-es'></div><span class='name'>Spanish <span>- español</span></span></div></a><a href='https://aqicn.org/here/kr/' class='lang-ko'><div class='item'><div class='flag sprite-isprt-web-kr'></div><span class='name'>Korean <span>- 한국의</span></span></div></a><a href='https://aqicn.org/here/ru/' class='lang-ru'><div class='item'><div class='flag sprite-isprt-web-ru'></div><span class='name'>Russian <span>- русский</span></span></div></a><a href='https://aqicn.org/here/hk/' class='lang-zh-TW'><div class='item'><div class='flag sprite-isprt-web-hk'></div><span class='name'>Traditional Chinese <span>- 繁體中文</span></span></div></a><a href='https://aqicn.org/here/fr/' class='lang-fr'><div class='item'><div class='flag sprite-isprt-web-fr'></div><span class='name'>French <span>- Francais</span></span></div></a><a href='https://aqicn.org/here/pl/' class='lang-pl'><div class='item'><div class='flag sprite-isprt-web-pl'></div><span class='name'>Polish <span>- Polski</span></span></div></a><a href='https://aqicn.org/here/de/' class='lang-de'><div class='item'><div class='flag sprite-isprt-web-de'></div><span class='name'>German <span>- Deutsch</span></span></div></a><a href='https://aqicn.org/here/pt/' class='lang-pt'><div class='item'><div class='flag sprite-isprt-web-br'></div><span class='name'>Portuguese <span>- Português</span></span></div></a><a href='https://aqicn.org/here/vn/' class='lang-vi'><div class='item'><div class='flag sprite-isprt-web-vn'></div><span class='name'>Vietnamese <span>- Tiếng Việt</span></span></div></a> </div> </div> </div> <div class="hdrshare"> <script type="text/javascript"> function initSharing() { aqisrv.here().then(function(where){ country = where.Country.IsoCode; if (country!='CN') { loadScriptAsync("https://connect.facebook.net/en_US/sdk.js#xfbml=1&version=v5.0&appId=643196515742584&autoLogAppEvents=1") } }).catch(function(e){ console.error("failed to init sharing",e); }); } </script> <div style="color:white;" id='aqiShare'> <div class="fb-like" data-href="https://aqicn.org/here/" data-width="" data-layout="button_count" data-action="like" data-size="small" data-lazy="true" data-colorscheme="dark" data-share="true"></div> </div> </div> <style type="text/css"> /* SEARCH AND MORE */ .hsearch { position: absolute; width:245px; height:32px; display: block; margin-top:0px; margin-bottom:7px; overflow:hidden; z-index:100; right:54px; } .hsearch #hsearch-btn { width:25px; height:25px; float:left; } .hsearch-inner { width:245px; } .hsearch .bottom, .hsearch .left, .hsearch .right { position: absolute; background-color: #a2a2a2 } .hsearch .left, .hsearch .right { height: 5px; width: 1px } .hsearch .left { top: 22px; left: 28px; background-color:white; } .hsearch .right { top: 22px; left: 215px; background-color:white; } .hsearch form { margin-top: 2px; width: 162px; float:left; } .hsearch form input { color: white; font-size: 15px; width: 178px; border: none; margin-left: 6px; position: relative; background-color: transparent; border-bottom:1px solid white; padding:0 0 0 4px; outline:none; height:24px; font-family: Cambria,'Palatino Linotype','Book Antiqua','URW Palladio L',serif; } .hsearch form input:focus { font-weight: bold color: white; } .hsearch-result { background-color: #f8f8f8; border-left:1px solid #aaaaaa; border-bottom:1px solid #aaaaaa; width:270px; z-index: 9999; right: 38px; top: 32px; position: fixed; -webkit-box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2); -moz-box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2); box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2); display: none; } .hsearch-result .searchTitle { color:black; } .hsearch-aqi { border-radius:1px; -moz-border-radius:1px; -webkit-border-radius:1px; padding:5px 1px 5px 1px; margin:0 3px 0 0; width:28px; text-align:center; font-size:12px; display: inline-block; } .hsearch-result a { display:block; font-size: 15px; padding: 0 3px 0 3px; min-height: 22px; color:#444; max-width:300px; text-overflow:ellipsis; overflow:hidden; border: 1px solid transparent; } .hsearch-result a:nth-child(n+2) { border-top: 1px solid #ccc; } #hsearch-loading svg,#hsearch-magnifier svg { width: 25px; height: 25px; margin-top: 3px; } #hsearch-loading path,#hsearch-magnifier path { fill:white; } </style> <div class="hsearch active" id="hsearch-container" style='display:none;'> <div class="hsearch-inner"> <div id="hsearch-btn"> <div id="hsearch-magnifier"></div> <div id="hsearch-loading"></div> </div> <div class="left"></div> <form onsubmit="return headSearchSubmit()" action='/search/' > <input id="hsearch-input" type="text" value="" autocomplete="off" name="q" onblur='headSearchBlur()'> </form> <div class="right"></div> </div> </div> <div class='hsearch-result' id='hsearch-result' > </div> <script type="text/javascript"> function initHeadSearch() { try { aqisearch.init({"type":"header-search","i18n":{"error_nearest":"Sorry, an error happened"},"divs":{"magnifier":"hsearch-magnifier","loading":"hsearch-loading","input":"hsearch-input","results":"hsearch-result"}}); $("#hsearch-container").show(); } catch (e) { loge("head-search",e); } } function headSearchBlur() { log("blur"); $("#hsearch-result").slideUp(); } function headSearchSubmit() { var val = $( "#hsearch-input" ).val(); if (val.length>0) { var url = "/search/#q="+val; window.location.href = url; if (window.location.pathname=="/search/") window.location.reload(); } return false; } </script> <div id="clock"><span id="ClockTime"></span></div> </div> <div id="fixed-header-shadow-down-out"> <div id="fixed-header-shadow-down"></div> </div> </div> <div id='header-top-mark'></div> <div style='height:32px;' id='header-spacer'></div> <div id='header-footer-menu'></div> <style type="text/css"> .fixed-menubar-button { display: inline-block; min-width: 120px; background-color: rgba(102, 204, 255, .5); margin: 3px; font-weight: normal; border-radius: 2px; padding: 5px 0; } .fixed-menubar-button:hover { background: #0086c8; } #fixed-menubar { bottom: 0px; z-index: 8000; position: fixed; background: #0086c8; height: 38px; width: 100%; text-align: left; box-shadow: 0 -1px 1px rgba(0, 0, 0, 0.6); -moz-box-shadow: 0 -1px 1px rgba(0, 0, 0, 0.6); -webkit-box-shadow: 0 -1px 1px rgba(0, 0, 0, 0.6); } #fixed-menubar-container { padding-top: 5px; } .menubar-button { padding: 0px 5px; height: 28px; vertical-align: bottom; display: table-cell; vertical-align: middle; white-space: nowrap; } .menubar-cell:hover { background-color: rgb(127, 194, 227); } .menubar-icon, .menubar-icon-main { vertical-align: bottom; display: inline-block; margin-right: 5px; } .menubar-text { text-transform: uppercase; color: white; font-size: 18px; overflow: hidden; cursor: pointer; } @media only screen and (max-width: 920px) { .menubar-icon { display: none; } .menubar-text-second { display: none; } #fixed-footer-menu-buttons-with-text { display: block !important; } .menubar-button { padding: 0px 15px; } .menubar-text { padding: 0; } } @media only screen and (max-width: 800px) { .menubar-button { padding: 0px 10px; } .menubar-text { font-weight: normal !important; } .menubar-text { font-size: 21px; } .fixed-menubar-table { width: 100%; } } @media only screen and (max-width: 680px) { .menubar-text { font-size: 16px; } .menubar-button { padding: 0px 5px; } } @media only screen and (max-width: 600px) { .menubar-text { font-size: 15px; } } @media only screen and (max-width: 520px) { .menubar-text { font-size: 14px; } .menubar-button { padding: 0px 3px; } } @media only screen and (max-width: 490px) { .menubar-text { font-size: 13px; } } @media only screen and (max-width: 470px) { .menubar-text { font-size: 12px; } .menubar-button { padding: 0px 2px; } } @media only screen and (max-width: 420px) { .menubar-text { font-size: 11px; } } @media only screen and (max-width: 320px) { .menubar-text { font-size: 10px; } .menubar-button { padding: 0px 1px; } } .fixed-menubar-table { border-right: 1px solid rgb(127, 194, 227); font-weight: normal; font-size: 22px; border-spacing: 0; padding: 0; margin: 0; } .fixed-menubar-table td { border-left: 1px solid rgb(127, 194, 227); vertical-align: middle; height: 38px; padding: 0; margin: 0; } a.menubar-text { text-decoration: none; font-weight: bold; ; } a.menubar-text:hover { text-decoration: underline; } a.menubar-text-second:hover { text-decoration: underline; } </style> <script type="text/javascript"> function go2home() { var url = 'https://aqicn.org/here/'; ; url = AqiSettings.getCurrentStationUrl() || url; window.location.href = url; } </script> <div id='fixed-menubar'> <center> <table class="fixed-menubar-table"> <tr> <td class='menubar-cell'><a onclick='go2home();' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-home menubar-icon-main' title='home'></div><span class='menubar-text-second'>home</span></div></a></td><td class='menubar-cell'><a href='/here/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-geofencing menubar-icon-main' title='Here'></div><span class='menubar-text-second'>Here</span></div></a></td><td class='menubar-cell'><a href='/map/world/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-globe menubar-icon-main' title='map'></div><span class='menubar-text-second'>map</span></div></a></td><td class='menubar-cell'><a href='/mask/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-dustmask menubar-icon-main' title='mask'></div><span class='menubar-text-second'>mask</span></div></a></td><td class='menubar-cell'><a href='/faq/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-faq menubar-icon-main' title='faq'></div><span class='menubar-text-second'>faq</span></div></a></td><td class='menubar-cell'><a href='/city/all/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-search menubar-icon-main' title='search'></div><span class='menubar-text-second'>search</span></div></a></td><td class='menubar-cell'><a href='/contact/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-talk menubar-icon-main' title='contact'></div><span class='menubar-text-second'>contact</span></div></a></td><td class='menubar-cell'><a href='/links/' class='menubar-text'><center><div class='menubar-button' ontouchend='this.style.backgroundColor="rgb(127,194,227)";'><div class='sprite-isprt-web-link menubar-icon-main' title='links'></div><span class='menubar-text-second'>links</span></div></a></td> <td class='menubar-cell'> <a onclick='settingsMenu.show();' class='menubar-text' onmouseover='settingsMenu.onmouseover();' onmouseout='settingsMenu.onmouseout();' style='position:relative'> <center> <div class='menubar-button'> <div class='sprite-isprt-web-settings menubar-icon-main' id='footer-settings-img'></div> </div> </a> </tr> </table> </center> </div><div class='h1section'><h1><div id='h1header1' style='padding:2px;padding:5px 0;font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;;;' i18n>Air Pollution in the World</div><div id='h1header2' class='h1sub' i18n>Real-time Air Quality Index (AQI)</div></h1></div><script type='text/javascript'> ; if (!isMobileUA) { fitLine('#h1header1',.88,{maxfs:45});fitLine('#h1header2',.88,{maxfs:38}); }; </script> <style> .section-outer { text-align: initial; } .section-content { max-width: 95%; width: 1100px; font-size: 18px; min-height: 300px; text-align: initial; margin-top: 10px; margin-bottom: 10px; line-height: 1.8; margin-left: auto; margin-right: auto; } .section-content-tight { min-height: 0px; } .section-content-alt { background-color: #f0f0f0; border-top: 1px solid #ccc; border-bottom: 1px solid #ddd } ; .section-banner { background-size: 100%; background: url(https://aqicn.org/images//bluesky-banner-panoramic.jpg) no-repeat center bottom #eee; margin-top: -2px; z-index: -1; border-bottom: 1px solid #888; width: 100%; } .h2-title { font-family: inherit; font-size: 1.1em; overflow: hidden; text-align: center; text-transform: capitalize; } .h2-title:before, .h2-title:after { background-color: #ddd; content: ''; display: inline-block; height: 1px; position: relative; vertical-align: middle; width: 50%; } .h2-title:before { right: 0.5em; margin-left: -50%; } .h2-title:after { left: 0.5em; margin-right: -50%; } @media only screen and (max-width: 800px) { .section-content { line-height: 1.6; max-width: 98%; min-height: 10px; } .section-banner { display: none; } } </style> <div class='whitebody' style='font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;'><div class='section-outer'><div class='section-content' ><center> <div style='width:50px' id='404-warning-logo'> <svg x="0px" y="0px" viewBox="0 0 512 512" xml:space="preserve"> <path style="fill:#3B4145;" d="M322.939,62.642l178.737,309.583C508.231,383.578,512,396.74,512,410.791 c0,42.67-34.592,77.264-77.264,77.264H256L194.189,256L256,23.946C284.62,23.946,309.587,39.519,322.939,62.642z" /> <path style="fill:#3B4145;" d="M189.061,62.642L10.323,372.225C3.769,383.578,0,396.74,0,410.791 c0,42.67,34.592,77.264,77.264,77.264H256V23.946C227.38,23.946,202.413,39.519,189.061,62.642z" /> <path style="fill:#FFD764;" d="M474.913,387.678L296.177,78.098c-8.056-13.959-22.849-22.767-38.848-23.22l152.869,402.275h24.539 c25.559,0,46.358-20.798,46.358-46.358C481.095,402.677,478.952,394.683,474.913,387.678z" /> <path style="fill:#FFD764;" d="M444.853,387.678c3.492,7.005,5.336,14.999,5.336,23.117c0,25.559-17.935,46.358-39.992,46.358 H77.264c-25.559,0-46.358-20.799-46.358-46.358c0-8.118,2.143-16.112,6.181-23.117l178.736-309.58 c8.283-14.34,23.674-23.251,40.177-23.251c0.443,0,0.886,0.01,1.329,0.031c13.732,0.536,26.414,9.323,33.326,23.22L444.853,387.678z " /> <path style="fill:#3B4145;" d="M256,354.131v51.509c14.227,0,25.755-11.528,25.755-25.755 C281.755,365.659,270.227,354.131,256,354.131z" /> <path style="fill:#3B4145;" d="M256,354.131c2.843,0,5.151,11.528,5.151,25.755c0,14.227-2.308,25.755-5.151,25.755 c-14.227,0-25.755-11.528-25.755-25.755C230.245,365.659,241.773,354.131,256,354.131z" /> <path style="fill:#3B4145;" d="M256,132.646V323.23c14.227,0,25.755-11.538,25.755-25.755V158.401 C281.755,144.174,270.227,132.646,256,132.646z" /> <path style="fill:#3B4145;" d="M256,132.646c2.843,0,5.151,11.528,5.151,25.755v139.074c0,14.216-2.308,25.755-5.151,25.755 c-14.227,0-25.755-11.538-25.755-25.755V158.401C230.245,144.174,241.773,132.646,256,132.646z" /> </svg> </div> <h3 style='color:#7e0023'>Sorry, the location you are looking for does not exist.</h3><div style='color:#444;width:50%;border-top:1px solid #888;'></div><div style='text-align:center'> <div class='view-search'> <div style='color:#444;margin-top:50px;'> <div id='search-tile' style='display:inline-block'> <i18n:generic>Enter a city name</i18n> </div> <div style='font-size:20px;'> ↓ ↓ ↓ </div> <link rel='stylesheet' type='text/css' href='https://aqicn.org/air-cache/city/style.min.css?_=20190418.093127' /> <style type="text/css"> #searchInputBox-loading svg,#searchInputBox-magnifier svg { width: 32px; height: 32px; } .full-page-search { box-sizing: border-box; max-width:880px; width:100%; } </style> <center> <table class='full-page-search'> <tr> <td style='100%;'> <input value='' id='full-page-search-input' > </td> <td style='width:50px;'> <div style='width:50px;'><center> <span id='searchInputBox-loading' style='display:none'></span> <span id='searchInputBox-magnifier' style='padding:5px;'></span> </div> </td> </tr> <tr> <td colspan=2> <div id='searchResults' style='display:none;background:white;margin:0'></div> </td> </tr> </table> </center> <script type="text/javascript"> try { aqisearch.init({"type":"main-search","i18n":{"error_nearest":"Sorry, an error happened","geolocating":"Please wait while querying your location..."},"search":{"type":"world","predefined":"ro"}}) } catch (e) { loge("initSearch",e); } </script> <link href='/air/view/images/isprites/map-flags/2016-08-27/ispritflags.css?_=20190418.093129&type=css' rel='stylesheet'/> </div> <style type="text/css"> .searchBtnGeneric { color: #0086c8; text-shadow: 1px 1px 1px white; background: #f8f8f8; max-width:880px; width:calc(100% - 20px); text-align:center; border: 1px solid #ccc; line-height: 1.42857143; cursor: pointer; border-radius: 4px; min-height:42px; margin: 10px 0px; box-sizing:border-box; } .searchBtnGeneric table { color: inherit; } .searchBtnGeneric:hover{ background-color: #e6e6e6; border-color: #444444; text-transform: none; } .searchBtnAutolocate { margin-top:30px; } #geolocation-query-wait > div { position: fixed; width: 100%; height: 100%; top: 0;left: 0; background: rgba(0,0,0,.8); z-index:1000; vertical-align: middle; display: table; } @media only screen and (min-width: 500px) { .searchBtnGenericHalf { display: auto; display:inline-block; box-sizing: border-box; width: calc(50% - 10px); margin:5px; } } @media only screen and (min-width: 800px) { .searchBtnGenericHalf { width: calc(33% - 10px); } } .searchBtnGenericName { font-size:18px; max-height: 26px; overflow-y: hidden; word-break: break-all; text-overflow: ellipsis; } </style> <div style='display:inline-block' class='searchBtnAutolocate searchBtnGeneric' id='searchBtnAutolocate' onclick='aqisearch.onClickAutolocate("searchBtnAutolocate")' > <table style='width:100%;max-width:880px;min-height:52px;'><tr><td style='width:100%;text-align:center;'> or let us find your nearest air quality monitoring station </td><td> <svg style='vertical-align:middle;padding:0 5px;' version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width=42 height=32 viewBox="0 0 41 32"> <g fill="#0086c8" transform="scale(0.03125 0.03125)"><path d="M295.648 1021.664c0.288 0.192 0.672 0.096 0.96 0.288 2.336 1.184 4.768 2.048 7.392 2.048 1.408 0 2.816-0.192 4.224-0.576l347.776-94.912 347.776 94.912c1.408 0.384 2.816 0.576 4.224 0.576 2.624 0 5.056-0.864 7.36-2.080 0.32-0.16 0.672-0.096 0.96-0.288l288-176c6.112-3.744 8.992-11.136 7.040-18.016l-159.488-560c-1.312-4.704-4.736-8.544-9.28-10.432-4.544-1.824-9.632-1.536-13.952 0.832l-158.784 89.088c-7.68 4.32-10.432 14.080-6.112 21.792 4.32 7.744 14.048 10.464 21.824 6.112l141.088-79.2 150.624 528.832-256.48 156.768-60.928-487.392c-1.088-8.8-9.376-14.912-17.888-13.888-8.736 1.088-14.976 9.088-13.888 17.856l61.024 488.288-317.12-86.56v-87.36c0-8.832-7.168-16-16-16s-16 7.168-16 16v87.36l-317.152 86.56 61.024-488.288c1.088-8.768-5.12-16.768-13.888-17.856-8.704-1.024-16.768 5.088-17.888 13.888l-60.896 487.392-256.48-156.736 150.624-528.8 141.088 79.2c7.744 4.288 17.472 1.568 21.824-6.112 4.32-7.712 1.568-17.44-6.112-21.792l-158.816-89.12c-4.256-2.4-9.344-2.72-13.92-0.832-4.544 1.888-7.968 5.696-9.28 10.432l-159.488 560c-1.984 6.912 0.896 14.272 7.040 18.016l287.968 176zM645.152 747.776c3.072 2.816 6.944 4.224 10.848 4.224 3.84 0 7.68-1.376 10.752-4.128 10.656-9.696 261.248-239.648 261.248-475.872 0-152.544-119.456-272-272-272s-272 119.456-272 272c0 232.128 250.496 465.92 261.152 475.776zM656 32c136.8 0 240 103.168 240 240 0 195.104-191.776 394.784-239.904 441.824-48.032-47.584-240.096-249.888-240.096-441.824 0-136.832 103.2-240 240-240zM800 272c0-79.392-64.608-144-144-144s-144 64.608-144 144 64.608 144 144 144 144-64.608 144-144zM656 384c-61.76 0-112-50.24-112-112s50.24-112 112-112 112 50.24 112 112-50.24 112-112 112z" /> </g> </svg> </td></tr></table> </div> <div id='geolocation-query-wait' style='display:none;'> <div> <div style='display:table-cell;font-size:200%;color:white;vertical-align:middle;'> Please wait while querying your location...<br> <spinner/> </div> </div> </div> <div id='search-previous-stations'> <div style='color:#888;margin:20px 0;font-size:80%;'> <i18n:generic>Previously visited stations:</i18n> </div> </div> <script> "use strict"; function showSearchPreviousStations(divId) { function ld(u) { location.href = u; } function update(feed, node) { if (!feed.city) return; var html = ""; html += "<center><table><tr><td style='font-size: 200%;width: 80px;text-align: center;'>" + feed.aqi + "</td>"; html += "<td>"; html += "<div class='searchBtnGenericName'>" + feed.city.name + "</div>"; var time = feed.time.s; if (window.moment && feed.time.iso) { time = moment(feed.time.iso).fromNow(); } else if (feed.time.iso) { time = new Date(feed.time.iso).toLocaleString(); } html += "<div style='font-size:80%;'>" + time + "</div>"; html += "</table></center>"; node.innerHTML = html; node.style.backgroundColor = aqiSmoothColor(feed.aqi, "b"); node.style.color = aqiSmoothColor(feed.aqi, "f"); node.style.textShadow = aqiSmoothColor(feed.aqi, "s") + " 1px 0px 1px"; } function getStations() { var l = []; try { var l1 = JSON.parse(Cookies.get("waqi-w-history")) || []; var l2 = JSON.parse(Cookies.get("waqi-wx-history")) || []; l = l1.concat(l2); l = l.sort(function(a,b){return a.time<b.time?1:-1}); } catch (e) {} return l; } var w = window; w.onMomentLoaded = w.onMomentLoaded || []; try { var body = document.getElementById(divId); var count = 0; getStations().forEach(function (o, i) { if (count >= 9) return; if (typeof aqiStation != "undefined" && i == 0) return; if (!o.idx) return; var node = document.createElement("div"); body.appendChild(node); node.classList.add("searchBtnGeneric", "searchBtnGenericHalf"); node.onclick = function () { ld(o.url); }; node.innerHTML = "<div style='line-height:56px;max-height:56px;overflow:hidden;'>" + o.name + "</div>"; w.onMomentLoaded.push(function () { aqisrv .now(o.idx) .then(function (feed) { update(feed, node); }) .catch(function (e) { hit && hit.error("main:nowaqi", { error: e, idx: o.idx }); }); }); count++; }); if (count == 0) body.innerHTML = ""; } catch (e) { hit && hit.error("main:nowaqi", { error: e }); } } showSearchPreviousStations("search-previous-stations"); </script> </div> <br> <ins class="adsbygoogle" style="display:block;" data-ad-client="ca-pub-0281575029452656" data-ad-slot="2455076269" data-ad-format="auto"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); </script> <br></div> </center></div></div></div><div class='h1section h1section-divider'><div class='h1section-rainbow'><div></div><div></div><div></div><div></div><div></div></div><h1><div id='h1header3' style='padding:2px;padding:5px 0;font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;;;' i18n><span i18n='generic'>Do you know of any Air Quality stations in your area?</span></div><div id='h1header4' class='h1sub' i18n><span i18n='generic'>why not participate to the map with your own air quality station?</span></div></h1></div><script type='text/javascript'> ; if (!isMobileUA) { fitLine('#h1header3',.88,{maxfs:45});fitLine('#h1header4',.88,{maxfs:38}); }; </script><div class='whitebody' style='font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;'><div class='section-outer'><div class='section-content' ><style> .gaia-fluid-left { float: left; width: 62%; padding: 0; margin: 0; } .gaia-fluid-right { float: right; width: calc(38% - 10px); padding: 0; margin: 0; margin-top: 10px; padding-left: 10px; } @media only screen and (max-width: 800px) { .gaia-fluid-left { width: 100%; box-sizing: border-box; } .gaia-fluid-right { width: 100%; border: none; margin-top: 20px; } } .gaia-product { box-shadow: 0px 0px 3px rgba(0, 0, 0, .20); display: inline-block; margin: 5px; background: #f8f8f8; line-height: 1.2; border: 1px solid #f8f8f8; max-width: 420px; width: 90%; } .gaia-product:hover { border: 1px solid #888; } .ui.btn.primary { cursor: pointer; background-color: rgba(0, 134, 200, .8); color: white; border: none; border-radius: 3px; text-shadow: none; width: 100%; margin: 0 0 20px 0; } </style> <div class='gaia-fluid-left'> <p i18n='generic'> Our GAIA air quality monitors are very easy to set up: You only need a WIFI access point and a USB compatible power supply. </p> <p i18n='generic'> Once connected, your real time air pollution levels are instantaneously available on the maps and through the API. </p> <p i18n='generic'> The station comes with a 10-meter water-proof power cable, a USB power supply, mounting equipment and an optional solar panel. </p> </div> <div class='gaia-fluid-right'> <center> <a href='/gaia/list/%SRVLANG%'> <div> <img src='/air/view/gaia/images/gaia-series-a12-large-with-map.png' style='width:100%' title='GAIA A12 Air Quality Monitoring Station'> </div> <div class='ui primary btn'> <i18n:generic>Click for more information</i18n> </div> </a> </center> </div> <div style="clear: both;"></div></div></div></div><div class='h1section h1section-divider'><div class='h1section-rainbow'><div></div><div></div><div></div><div></div><div></div></div><h1><div id='h1header5' style='padding:2px;font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;;' i18n>Air Quality Rankings</div></h1></div><script type='text/javascript'> ; if (!isMobileUA) { fitLine('#h1header5',.88,{maxfs:45}); }; </script><div class='whitebody' style='font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;'><div class='section-outer'><div class='section-content' ><script>var i18nTexts=(i18nTexts||[]);i18nTexts.push([])</script><script type='text/javascript'>/*webapp:ranking-dyn.ef000e6d67d11f8c9fdb*/var ranking;!function(){"use strict";var n,t,e={},r={};function i(n){var t=r[n];if(void 0!==t)return t.exports;var o=r[n]={id:n,exports:{}};return e[n].call(o.exports,o,o.exports,i),o.exports}i.m=e,i.n=function(n){var t=n&&n.__esModule?function(){return n.default}:function(){return n};return i.d(t,{a:t}),t},i.d=function(n,t){for(var e in t)i.o(t,e)&&!i.o(n,e)&&Object.defineProperty(n,e,{enumerable:!0,get:t[e]})},i.f={},i.e=function(n){return Promise.all(Object.keys(i.f).reduce((function(t,e){return i.f[e](n,t),t}),[]))},i.u=function(n){return n+"-dyn.9c71cc649aa301e7360a.js"},i.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(n){if("object"==typeof window)return window}}(),i.o=function(n,t){return Object.prototype.hasOwnProperty.call(n,t)},n={},t="ranking:",i.l=function(e,r,o,a){if(n[e])n[e].push(r);else{var u,c;if(void 0!==o)for(var s=document.getElementsByTagName("script"),d=0;d<s.length;d++){var l=s[d];if(l.getAttribute("src")==e||l.getAttribute("data-webpack")==t+o){u=l;break}}u||(c=!0,(u=document.createElement("script")).charset="utf-8",u.timeout=120,i.nc&&u.setAttribute("nonce",i.nc),u.setAttribute("data-webpack",t+o),u.src=e),n[e]=[r];var f=function(t,r){u.onerror=u.onload=null,clearTimeout(v);var i=n[e];if(delete n[e],u.parentNode&&u.parentNode.removeChild(u),i&&i.forEach((function(n){return n(r)})),t)return t(r)},v=setTimeout(f.bind(null,void 0,{type:"timeout",target:u}),12e4);u.onerror=f.bind(null,u.onerror),u.onload=f.bind(null,u.onload),c&&document.head.appendChild(u)}},i.r=function(n){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(n,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(n,"__esModule",{value:!0})},i.p="/webapp/dist/",function(){var n={ranking:0};i.f.j=function(t,e){var r=i.o(n,t)?n[t]:void 0;if(0!==r)if(r)e.push(r[2]);else{var o=new Promise((function(e,i){r=n[t]=[e,i]}));e.push(r[2]=o);var a=i.p+i.u(t),u=new Error;i.l(a,(function(e){if(i.o(n,t)&&(0!==(r=n[t])&&(n[t]=void 0),r)){var o=e&&("load"===e.type?"missing":e.type),a=e&&e.target&&e.target.src;u.message="Loading chunk "+t+" failed.\n("+o+": "+a+")",u.name="ChunkLoadError",u.type=o,u.request=a,r[1](u)}}),"chunk-"+t,t)}};var t=function(t,e){var r,o,a=e[0],u=e[1],c=e[2],s=0;if(a.some((function(t){return 0!==n[t]}))){for(r in u)i.o(u,r)&&(i.m[r]=u[r]);c&&c(i)}for(t&&t(e);s<a.length;s++)o=a[s],i.o(n,o)&&n[o]&&n[o][0](),n[o]=0},e=self.webpackChunkranking=self.webpackChunkranking||[];e.forEach(t.bind(null,0)),e.push=t.bind(null,e.push.bind(e))}();var o={};i.r(o),function(n){n||(n="ranking-"+Date.now(),document.write("<div id='"+n+"'></div>"));var t=document.getElementById(n);!function(n,t){var e=!1;n.innerHTML='<center><div class="aqspinner3"><div class="r1"></div><div class="r2"></div><div class="r3"></div><div class="r4"></div><div class="r5"></div></div></center>',new IntersectionObserver((function(r){r.forEach((function(r){!e&&r.intersectionRatio>0&&(e=!0,t().catch((function(t){n.innerHTML="<center>Ooops... Sorry, something wrong happended<br><br><small>".concat(t,"</small></center>")})))}))})).observe(n)}(t,(function(){return i.e("ranking-module").then(i.bind(i,4538)).then((function(n){n.showRanking?n.showRanking(t):t.innerHTML="\n\t\t\t\t\t<center>\n\t\t\t\t\t\tPlease visit <a href='https://aqicn.org/rankings/'>aqicn.org/rankings/</a> for the latest Air Quality rankings\n\t\t\t\t\t</center>\n\t\t\t\t\t"}))}))}(),ranking=o}();</script></div></div></div><a name="infoaqi"></a><div class='h1section h1section-divider'><div class='h1section-rainbow'><div></div><div></div><div></div><div></div><div></div></div><h1><div id='h1header6' style='padding:2px;font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;;' i18n>About the Air Quality and Pollution Measurement:</div></h1></div><script type='text/javascript'> ; if (!isMobileUA) { fitLine('#h1header6',.88,{maxfs:45}); }; </script><div class='whitebody' style='font-family:"Noto Serif",Cambria,"Palatino Linotype","Book Antiqua","URW Palladio L",serif;'><div class='section-outer'><div class='section-content' > <center>About the Air Quality Levels <br> <br> <style type="text/css"> #legend-full table.infoaqitable { line-height: 1.5; background-color: white; max-width: 1000px; width: 95%; margin: 0px; border: 1px solid black; cursor: pointer; } #legend-full table.infoaqitable td { padding: 5px; font-size: 15px; text-shadow: none; } #legend-full .aqiwtxt { color: #ffffff; } #legend-full .aqibtxt { color: #000000; } @media only screen and (max-width: 800px) { #legend-full table.infoaqitable { width: 98%; } } @media only screen and (max-width: 800px) { #legend-full table.infoaqitable td { display: block; } #legend-full table.infoaqitable td:nth-child(1) { display: inline-block; font-size: 1.2em; } #legend-full table.infoaqitable td:nth-child(2) { display: inline-block; font-weight: 800; font-size: 1.2em; } } </style> <div id='legend-full' onclick='window.location="/scale/"'> <table class="infoaqitable cautionary"> <thead> <tr> <td>AQI</td> <td i18n='generic'>Air Pollution Level</td> <td i18n='generic'>Health Implications</td> <td i18n='generic'>Cautionary Statement (for PM2.5)</td> </tr> </thead> <tr style="background-color:#009966;"> <td class='aqiwtxt' nowrap="true">0 - 50</td> <td class='aqiwtxt' i18n='generic'>Good</td> <td class='aqiwtxt' i18n='generic'>Air quality is considered satisfactory, and air pollution poses little or no risk</td> <td class='aqiwtxt' i18n='generic'>None</td> </tr> <tr style="background-color:#ffde33" class='aqibtxt'> <td class='aqibtxt' nowrap="true">51 -100</td> <td class='aqibtxt' i18n='generic'>Moderate</td> <td class='aqibtxt' i18n='generic'>Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.</td> <td class='aqibtxt' i18n='generic'>Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.</td> </tr> <tr style="background-color:#ff9933;"> <td class='aqibtxt' nowrap="true">101-150</td> <td class='aqibtxt' i18n='generic'>Unhealthy for Sensitive Groups</td> <td class='aqibtxt' i18n='generic'>Members of sensitive groups may experience health effects. The general public is not likely to be affected.</td> <td class='aqibtxt' i18n='generic'>Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.</td> </tr> <tr style="background-color:#cc0033;"> <td class='aqiwtxt' nowrap="true">151-200</td> <td class='aqiwtxt' i18n='generic'>Unhealthy</td> <td class='aqiwtxt' i18n='generic'>Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects</td> <td class='aqiwtxt' i18n='generic'>Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion</td> </tr> <tr style="background-color:#660099;"> <td class='aqiwtxt' nowrap="true">201-300</td> <td class='aqiwtxt' i18n='generic'>Very Unhealthy</td> <td class='aqiwtxt' i18n='generic'>Health warnings of emergency conditions. The entire population is more likely to be affected.</td> <td class='aqiwtxt' i18n='generic'>Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.</td> </tr> <tr style="background-color:#7e0023;"> <td class='aqiwtxt' nowrap="true">300+</td> <td class='aqiwtxt' i18n='generic'>Hazardous</td> <td class='aqiwtxt' i18n='generic'>Health alert: everyone may experience more serious health effects</td> <td class='aqiwtxt' i18n='generic'>Everyone should avoid all outdoor exertion</td> </tr> </table></div><br>To know more about Air Quality and Pollution, check the <a href='http://en.wikipedia.org/wiki/Air_quality'>wikipedia Air Quality topic</a> or the <a href='http://www.airnow.gov/index.cfm?action=aqibasics.aqi'>airnow guide to Air Quality and Your Health</a>.<br><br>For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check <a href='http://www.myhealthbeijing.com/'>www.myhealthbeijing.com</a> blog.<br><br></center></div></div></div> <center> <br>  <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-0281575029452656" data-ad-slot="2455076269" data-ad-format="auto"></ins> <script>(adsbygoogle = window.adsbygoogle || []).push({});</script> <style type='text/css'> .usage-notice { line-height:1.5; max-width:95%; width:1000px; margin-top:10px; padding:5px; font-size: 15px; background-color:#ffffff; text-shadow: 1px 1px 1px white; -webkit-box-shadow: 1px 1px 8px -3px rgba(0,0,0,0.3); } </style> <div class="textshadowwhite usage-notice" style=''> <b>Usage Notice</b>: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.</div> <br> <br> <br> </center> <style type="text/css"> @media print { #fixed-menubar, #footer-overlay { display: none } } .footer { background: #138fcc; background-attachment: fixed; background-image: url("https://aqicn.org/images-static/bluesky-banner-panoramic-dark.jpg"); background-position: top center, bottom center; background-size: auto 100%; position: relative; text-align: center; font-weight: normal; margin: 0 auto; color: white; width: 100%; font-family: "Noto Serif", Cambria, "Palatino Linotype", "Book Antiqua", "URW Palladio L", serif; } #fixed-menubar { font-family: "Noto Serif", Cambria, "Palatino Linotype", "Book Antiqua", "URW Palladio L", serif; } #fixed-footer-marker { height: 1px; bottom: 0; position: fixed; } #footer-menu { padding-top: 5px; } #fixed-footer { box-shadow: 0 -1px 1px rgba(0, 0, 0, 0.6); -moz-box-shadow: 0 1px -1px rgba(0, 0, 0, 0.6); -webkit-box-shadow: 0 1px -1px rgba(0, 0, 0, 0.6); } #footer-overlay { box-shadow: 0 1px 1px rgba(0, 0, 0, 0.6); -moz-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.6); -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, 0.6); background: #0086c8; } .floating-footer-overlay { bottom: 0px; padding: 0px; margin: 0px; z-index: 1000; position: fixed; display: none; } .footer-logo { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.6); -moz-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.6); -webkit-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.6); } .footerattributions { margin-top: 20px; width: 95%; max-width: 1100px; font-size: 15px; } .footercolumnout { width: 95%; max-width: 1100px; font-size: 15px; } .footercolumn { float: left; padding: 0px; margin: 0px; border: 0; text-align: left; padding: 0 10px; } .footercolumn1 { width: 37%; } .footercolumn2 { width: 38%; border-left: 1px dashed white; } .footercolumn3 { width: 15%; border-left: 1px dashed white; } .madeinbjlogo { padding-top: 20px; } @media only screen and (max-width: 920px) { .footercolumn2 { display: none; } } @media only screen and (max-width: 920px) { .footercolumn1 { width: 66%; } .footercolumn3 { width: 20%; } } @media only screen and (max-width: 800px) { .footercolumn { text-align: center; } .footercolumn1 { width: 95%; } .footercolumn3 { width: 95%; border: 0; padding: 10px; text-align: center; float: right; margin: 10px; } .madeinbjlogo { padding-top: 0; } } @media only screen and (max-width: 800px) {} .footercolumn2 li { margin-bottom: 8px; } .footer li a { background: transparent; -webkit-transition: background-color .25s; -moz-transition: background-color .25s; -0-transition: background-color .25s; transition: background-color .25s; margin-left: -8px; -webkit-border-radius: 4px; -moz-border-radius: 4px; -o-border-radius: 4px; border-radius: 4px; padding: 2px 0 2px 8px; text-decoration: none; margin-right: 8px; text-shadow: #000 1px 1px 1px; font-weight: normal !important; } .footer li a:hover { background: #62a6c8 } .footer h3 { font-variant: small-caps; font-size: 150%; padding: 0px; margin: 0px; text-shadow: #2d3033 0 1px 0; font-weight: normal !important; margin-right: 8px; } .footer h3 a { font-weight: normal !important; -webkit-transition: background-color .25s; -moz-transition: background-color .25s; -0-transition: background-color .25s; transition: background-color .25s; -webkit-border-radius: 4px; -moz-border-radius: 4px; -o-border-radius: 4px; border-radius: 4px; display: block; .footer h3 a:hover { background: #62a6c8 } </style>  <div id="fixed-footer-marker" class="locked"></div>  <div id="floating-footer" class="footer-overlay floating-footer-overlay footer"> </div> <div id="fixed-footer" class="footer"> <div id="footer-overlay" class="footer-overlay"></div> <br> <br> <center> <div id='fixed-footer-menu-buttons-with-text' style='max-width:80%;margin-bottom:20px;display:none;'> <a href='javascript:go2home();' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-home'></div>home</div></a> <a href='/here/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-geofencing'></div>Here</div></a> <a href='/map/world/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-globe'></div>map</div></a> <a href='/mask/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-dustmask'></div>mask</div></a> <a href='/faq/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-faq'></div>faq</div></a> <a href='/city/all/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-search'></div>search</div></a> <a href='/contact/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-talk'></div>contact</div></a> <a href='/links/' class='menubar-text'><div class='fixed-menubar-button'><div class='sprite-isprt-web-link'></div>links</div></a> </div> <div class='footercolumnout'> <div class='footercolumn1 footercolumn'> <h3 i18n='generic'>About This Project</h3> <br> <li><a href='/contact/%SRVLANG%' i18n='generic'>Contact The World Air Quality Index Project Team</a></li> <li><a href='/media/%SRVLANG%' i18n='generic'>Press And Media Kit</a></li> <br> <h3><a href='/research/%SRVLANG%' i18n='generic'>air quality research</a></h3> <br> <li><a href='/faq/%SRVLANG%' i18n='generic'>Air Quality Knowledge Base And Articles</a></li> <li><a href='/research/%SRVLANG%' i18n='generic'>Air Quality Experimentation</a></li> <li><a href='/sensor/%SRVLANG%' i18n='generic'>Air Quality Sensors Analysis</a></li> <br> <h3><a href='/faq/%SRVLANG%' i18n='generic'>Frequently Asked Questions</a></h3> <br> <li><a href='/sources/%SRVLANG%' i18n='generic'>Air Quality Data source</a></li> <li><a href='/faq/2015-03-15/air-quality-nowcast-a-beginners-guide/%SRVLANG%' i18n='generic'>Air Quality Index Calculation</a></li> <li><a href='/forecast/%SRVLANG%' i18n='generic'>Air Quality Forecasting</a></li> <li><a href='/products/%SRVLANG%' i18n='generic'>Air Quality Products (masks, Monitors…)</a></li> <li><a href='/api/%SRVLANG%' i18n='generic'>API (Application Programming Interface)</a></li> <li><a href='/data-platform/%SRVLANG%' i18n='generic'>Historical Data Platform</a></li> </div> <div class='footercolumn2 footercolumn'> <h3>Credits</h3> <br> <li><a href='/sources/%SRVLANG%' i18n='generic'>All the EPA in the world for their excellent work in maintaining, measuring and providing Air Quality information to the world citizens</a></li> <li><a href='http://www.maxmind.com' target=_ i18n='generic'>This product includes GeoLite2 data created by MaxMind, available from maxmind.com.</a> <li><a href='http://geonames.org' target=_ i18n='generic'>This product includes GeoNames city information, available from geonames.org.</a> <li><a href="http://openweathermap.org/" target="__s" i18n='generic'>Open Weather Map, combined with qweather™ improvement algorithm</a> <li><a href='http://wxqa.com' target="__s" i18n='generic'>Citizen Weather Observer Program</a> via <a href='https://cwop.waqi.info' target="__s">cwop.waqi.info</a> <li><a href="http://atmosphere.copernicus.eu/" target="__s" i18n='generic'>Contains modified Copernicus Atmosphere Monitoring Service Information</a> <li><a href="https://www.flaticon.com/" target="__s" title="Flaticon" i18n='generic'>Some of the icons made by Freepik from www.flaticon.com</a> <li><a href="https://locationiq.com/" target="__s" title="location IQ" i18n='generic'>Reverse geocoding by locationiq.com</a> <li><a href="https://www.openstreetmap.org/copyright" target="__s" title="Open Street Map" i18n='generic'>Base map and data from OpenStreetMap.</a> </div> <div class='footercolumn3 footercolumn'> <center> © 2008-2024 <br> <a href='https://waqi.info'> <i18n:generic>The World Air Quality Index Project</i18n> </a> <br> <br> <img src='https://waqi.info/icons/logo.e404.png?_=1732577098' class='footer-logo' alt='the World Air Quality Index project logo' border=0 height=100>     <img class='async-img' data-src='https://aqicn.org/images/MadeInBJ.png?_=1732577098' class='madeinbjlogo' alt='made in 北京' border=0> <br> <br> </center> </div> </div> </center> <div style='clear:both'></div> <div style='clear:both;'></div> <center> <div id='xatzcaqd'> </center> <br> <div id='mailing-list-footer'> <style type="text/css"> #mailing-list-footer .mailing-list-subscription { text-shadow: #000 1px 1px 1px; font-size: 15px; color: white; } </style> <script>var i18nTexts=(i18nTexts||[]);i18nTexts.push([])</script><script src='/webapp/dist/mailing-dyn.740fe2cfc24722505254.js?_=1706407958' type='text/javascript'></script> </div> <center style='clear:both;'> <br><small>This page has been generated on Tuesday, Nov 26th 2024, 07:24 am CST from jp2n</small> <br> <small><span id='gentime'></span></small> <br> <br> </center> <br> <br> </div> <script type="text/javascript"> var CFooter = function() { var hasSlider = false; try { var p = window.location.pathname.split("/")[1]; hasSlider = ["station", "gaia", "here", "map"].indexOf(p) >= 0; } catch (e) {}; var menubar = document.getElementById("fixed-menubar"); var _isFloating = true; var slideDY = 35; this.isFloating = function() { if (isMobileUA) return true; return _isFloating; }; function checkPosition() { var clientHeight = document.body.clientHeight; var floatingFooterTop = 0; var ff_el = document.getElementById("floating-footer"); var ff_el_height = ff_el ? ff_el.clientHeight : 0; do { floatingFooterTop += ff_el.offsetTop ? el.offsetTop : 0; } while (ff_el = ff_el.offsetParent); var fixedFooterTop = 0; var fo_el = document.getElementById("footer-overlay"); do { fixedFooterTop += fo_el.offsetTop ? fo_el.offsetTop : 0; } while (fo_el = fo_el.offsetParent); var scrollTop = 0; var b_el = document.body; do { scrollTop += b_el.scrollTop ? b_el.scrollTop : 0; } while (b_el = b_el.parentNode); var screenHeight = 0; var ffm_el = document.getElementById("fixed-footer-marker"); do { screenHeight += ffm_el.offsetTop ? ffm_el.offsetTop : 0; } while (ffm_el = ffm_el.offsetParent); if (hasSlider && scrollTop < slideDY) { menubar.style.bottom = -(slideDY - scrollTop) + "px"; menubar.style.display = ""; _isFloating = true; } else if (screenHeight + scrollTop - ff_el_height >= fixedFooterTop + 40) { menubar.style.display = "none"; _isFloating = false; } else { menubar.style.bottom = "0px"; menubar.style.display = ""; _isFloating = true; } }; function init() { var footerOverlay = document.getElementById("footer-overlay"); footerOverlay.innerHTML = menubar.innerHTML; footerOverlay.style.display = ""; if (!hasSlider) { checkPosition(); return; } var st = Date.now(); var sdt = 500; var mdt = 500; var timer = setInterval(function() { var dt = Date.now() - st; if (dt < sdt) return; dt -= sdt; dt = dt * dt / mdt; var dy = Math.min(dt, mdt) * slideDY / mdt; menubar.style.bottom = -dy + "px"; if (dt > mdt + sdt) { clearInterval(timer); checkPosition(); } }, 25); } window.onscroll = function() { checkPosition(); }; init(); return this; }; var footer = new CFooter(); function initFooter() {}; </script> <style> .onoffswitch { position: relative; width: 70px; -webkit-user-select:none; -moz-user-select:none; -ms-user-select: none; } .onoffswitch-checkbox { display: none; } .onoffswitch-label { display: block; overflow: hidden; cursor: pointer; border: 2px solid #004E74; border-radius: 20px; } .onoffswitch-inner { display: block; width: 200%; margin-left: -100%; transition: margin 0.3s ease-in 0s; } .onoffswitch-inner:before, .onoffswitch-inner:after { display: block; float: left; width: 50%; height: 30px; padding: 0; line-height: 30px; font-size: 14px; color: white; font-family: Trebuchet, Arial, sans-serif; font-weight: bold; box-sizing: border-box; } .onoffswitch-inner:before { content: "°C"; padding-left: 10px; background-color: #04ADFF; color: #FFFFFF; } .onoffswitch-inner:after { content: "°F"; padding-right: 10px; background-color: #04ADFF; color: #FFFFFF; text-align: right; } .onoffswitch-switch { display: block; width: 28px; margin: 1px; background: #FFFFFF; position: absolute; top: 0; bottom: 0; right: 36px; border: 2px solid #004E74; border-radius: 20px; transition: all 0.3s ease-in 0s; } .onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-inner { margin-left: 0; } .onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-switch { right: 0px; } </style> <style> #settingsdiv-copy { margin:20px; } #settingsdiv-outer { padding-bottom:10px; position:fixed; z-index: 100003; } #settingsdiv { xdisplay: none; xwidth:200px; xheight:120px; overflow-y: scroll; max-height: 300px; font-size:15px; padding:2px 10px; background-color:#0086c8; -webkit-box-shadow: 1px 1px 2px 0 rgba(0,0,0,0.5); border-radius:3px; -moz-border-radius:3px; -webkit-border-radius:3px; border:3px solid #fff; color:#fff; } #settingsdiv h2 { font-size:20px; } #settings-lang { padding: 5px; } #settings-lang a:hover { text-decoration: none; } #settings-lang .item:hover { background-color: #eee; color: black; } #settings-lang .item:hover .name { color: black; } #settings-lang .item { max-width: 450px; padding: 2px; } #settings-lang .name span { font-size: 16px; } #settings-lang .name { font-size:18px; color: white; font-variant: small-caps; } #settings-lang .flag { vertical-align: text-bottom; display:inline-block; } #settings-lang select { font-size: 18px; } </style> <div id='settingsdiv-outer'> <div id='settingsdiv' > <div onclick='settingsMenu.close()' style='cursor:pointer;border-bottom:1px solid #ccccf8;padding-top:12px;'> <svg height="24px" viewBox="0 0 512 512" width="24px" style='float:right;fill:white;'> <path d="M74.966,437.013c-99.97-99.97-99.97-262.065,0-362.037c100.002-99.97,262.066-99.97,362.067,0 c99.971,99.971,99.971,262.067,0,362.037C337.032,536.998,174.968,536.998,74.966,437.013z M391.782,120.227 c-75.001-74.985-196.564-74.985-271.534,0c-75.001,74.985-75.001,196.55,0,271.535c74.97,74.986,196.533,74.986,271.534,0 C466.754,316.775,466.754,195.212,391.782,120.227z M188.124,369.137l-45.251-45.266l67.876-67.877l-67.876-67.876l45.251-45.267 L256,210.743l67.877-67.892l45.25,45.267l-67.876,67.876l67.876,67.877l-45.25,45.266L256,301.245L188.124,369.137z"/> </svg> <h2>Settings</h2> </div> <br> <center> <div id='settings-lang'> Language Settings: <br> <div class='sprite-isprt-web-gb flag'></div> <div class='sprite-isprt-web-cn flag'></div> <div class='sprite-isprt-web-jp flag'></div> <div class='sprite-isprt-web-kr flag'></div> <div class='sprite-isprt-web-pl flag'></div> <br> <select onchange='location.href = this.value'> <option value='https://aqicn.org/here/' selected>English</option><option value='https://aqicn.org/here/cn/' >简体中文 - Chinese</option><option value='https://aqicn.org/here/jp/' >日本 - Japanese</option><option value='https://aqicn.org/here/es/' >español - Spanish</option><option value='https://aqicn.org/here/kr/' >한국의 - Korean</option><option value='https://aqicn.org/here/ru/' >русский - Russian</option><option value='https://aqicn.org/here/hk/' >繁體中文 - Traditional Chinese</option><option value='https://aqicn.org/here/fr/' >Francais - French</option><option value='https://aqicn.org/here/pl/' >Polski - Polish</option><option value='https://aqicn.org/here/de/' >Deutsch - German</option><option value='https://aqicn.org/here/pt/' >Português - Portuguese</option><option value='https://aqicn.org/here/vn/' >Tiếng Việt - Vietnamese</option> </select> </div> <br> <table> <tr><td> <center> <i>Temperature unit:</i><br> <span style='font-size:18px'> <span style='display:;' id='settings-temp-label-on'>Celcius</span> <span style='display:none;' id='settings-temp-label-off'>Fahrenheit</span> </span> </center> </td><td> <div class="onoffswitch" onclick='settingsMenu.click("temp")'> <input type="checkbox" name="onoffswitch" class="onoffswitch-checkbox" id="settings-temp" checked > <label class="onoffswitch-label" for="myonoffswitch"> <span class="onoffswitch-inner"></span> <span class="onoffswitch-switch"></span> </label> </div> </table> </center> <br> </div> <div style='display:none;height:0px;' id='settingsdiv-arrow'><div style='width: 0; height: 0; border: 7px solid transparent;top:0px;border-top: 7px solid #fff;position:relative;;margin-left:100px;'></div></div> </div> <script> function CSettingsMenu() { var self=this; var isInit = false; var timeout = null; var isPopup = false; this.show = function() { log("show!"); if (isPopup) { this.close(); return; } isPopup = true; $("#settingsdiv-arrow").hide(); $("#settingsdiv").show(); var pos = $("#footer-settings-img").offset(); $("#settingsdiv-outer").css({ left: "0px", width: "100%", bottom: "30px" }); $("#settingsdiv").css({ width: "100%", textAlign: "center", boxSizing: "border-box" }); }; this.close = function() { log("close!"); $("#settingsdiv").hide(); isPopup = false; }; this.onmouseover = function() { if (isPopup) return; if (!footer || !footer.isFloating()) return; if (getWindowWidth()<800) return; if (!isInit) { $('#settingsdiv-outer').show() .mouseleave(function(){ self.onmouseout(); }) .mouseenter(function(){ self.onmouseover(); }); display("temp"); isInit = true; } if (timeout) clearTimeout(timeout); timeout = null; var pos = $("#footer-settings-img").offset(); var px = (pos.left+6-100); $("#settingsdiv-outer").css({ left: px + "px", bottom: (30) + "px" }); $("#settingsdiv").show(); $("#settingsdiv-arrow").delay(150).show(); var tb = document.getElementById("settingsdiv").getBoundingClientRect(), w =getWindowWidth(); var ml = Math.min((w-tb.right-2),0); $("#settingsdiv-outer").css({left:(px+ml)+"px"}); }; this.onmouseout = function() { if (isPopup) return; isShown = false; if (timeout) clearTimeout(timeout); timeout = setTimeout(function(){ $("#settingsdiv").slideUp(200); $("#settingsdiv-arrow").hide(); },150); }; this.click = function(item) { var status = store.get('aqicn-settings-'+item); store.set('aqicn-settings-'+item,status==1?2:1); display(item); if (item=="temp") convertTemperature(); }; this.val = function(item) { var status = store.get('aqicn-settings-'+item); return status!=1; }; var display = function(item) { var status = store.get('aqicn-settings-'+item); if (status==1) { $("#settings-"+item+"-label-off").show(); $("#settings-"+item+"-label-on").hide(); } else { $("#settings-"+item+"-label-on").show(); $("#settings-"+item+"-label-off").hide(); } var o = document.getElementById("settings-"+item); if (o) o.checked = status!=1; }; document.getElementById('settingsdiv-outer').addEventListener('touchmove', function(e) { e.preventDefault(); }, false); return this; } var settingsMenu = new CSettingsMenu(); </script> <script type="text/javascript"> fitLine(".link",.9); </script> <script src='https://aqicn.org/air-cache/jquery-3.4.1.min.js?_=20191127.152416' type='text/javascript'></script> <script type="text/javascript"> function initTime() { if (isMobileUA) return; function setTimeText() { var monthNames = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; var dayNames= ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]; var newDate = new Date(); newDate.setDate(newDate.getDate()); var od = document.getElementById("ClockTime"); if (od) od.innerHTML = dayNames[newDate.getDay()] + " " + monthNames[newDate.getMonth()] + ' ' + newDate.getDate() + ', ' + newDate.getFullYear(); var minutes = new Date().getMinutes(); var hours = new Date().getHours(); var time = ( hours < 10 ? "0" : "" ) + hours; time += ":"+( minutes < 10 ? "0" : "" ) + minutes; var ot = document.getElementById("ClockTime"); if (ot) ot.innerHTML = time; } setInterval( function() { setTimeText() }, 1000*60*15 ); setTimeText(); }; aqi18n.register('aqi-implication-0-50',"Air quality is considered satisfactory, and air pollution poses little or no risk");aqi18n.register('aqi-level-0-50',"Good");aqi18n.register('aqi-implication-50-100',"Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.");aqi18n.register('aqi-level-50-100',"Moderate");aqi18n.register('aqi-implication-100-150',"Members of sensitive groups may experience health effects. The general public is not likely to be affected.");aqi18n.register('aqi-level-100-150',"Unhealthy for sensitive groups");aqi18n.register('aqi-level-100-150-html',"<div style='font-size:66%'>Unhealthy for sensitive groups<\/div>");aqi18n.register('aqi-implication-150-200',"Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects");aqi18n.register('aqi-level-150-200',"Unhealthy");aqi18n.register('aqi-implication-200-300',"Health warnings of emergency conditions. The entire population is more likely to be affected.");aqi18n.register('aqi-level-200-300',"Very Unhealthy");aqi18n.register('aqi-level-200-300-html',"<div style='line-height:1.1'><span style='font-size:16px;'>Very<\/span><br>Unhealthy<\/div>");aqi18n.register('aqi-implication-300-500',"Health alert: everyone may experience more serious health effects");aqi18n.register('aqi-level-300-500',"Hazardous");aqi18n.register('updated',"Updated"); </script> <script type="text/javascript"> ["initFooter","preInitPage","initTime"].forEach(function(f){ if (window[f]) { try { window[f](); } catch (e) { loge("error in "+f,e); }} }); </script> <script src='/jscripts/moment/bundle.min.js?_=20200103.150752&type=script'></script> <script src='https://aqicn.org/air-cache/tingle/0.15.1/tingle.min.js?_=20191109.130307' type='text/javascript'></script> <script type="text/javascript"> document.addEventListener("DOMContentLoaded", function() { ["Page","HeadSearch","Search","Notify","Geolocate","AqiForecast","Download","Sharing","Page2"].forEach(function(f){ f = "init"+f; if (window[f]) { try { window[f](); } catch (e) { loge ("error in "+f,e,e.stack);}; } }); if (typeof ntfOnInit != "undefined") ntfOnInit(); }); </script> <style type="text/css"> .uv-icon.uv-top-right { position:absolute!important;top:38px!important;z-index: 1!important; } .uv-icon.uv-bottom-right { bottom:42px!important;} ._hj-f5b2a1eb-9b07_widget { z-index: 0!important; } #uvTab { z-index: 100!important; } .uv-icon { z-index: 100; } </style> <script type="text/javascript"> (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) })(window,document,'script','https://www.google-analytics.com/analytics.js','ga'); ga('create', 'UA-28507883-1', 'auto'); ga('send', 'pageview'); try { var images = document.querySelectorAll('.async-img'); var config = { rootMargin: '50px 0px', threshold: 0.01}; function preloadImage(img) { img.src = img.dataset.src; } function onIntersection(entries) { entries.forEach(function(entry) { if (entry.intersectionRatio > 0) { observer.unobserve(entry.target); preloadImage(entry.target); } }) } var observer = new IntersectionObserver(onIntersection, config); images.forEach(function(image){observer.observe(image)}); } catch (e) {} </script>  </body> </html>

CINXE.COM

Air Pollution in the World