Big rise in private jet greenhouse gas emissions

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data-featured-image="1200-16-pImage-1.jpg"> </div> </header> <div class="entry-content cols-6 md-cols-1 cols-gap-1 margin-top-1"> <div class="content-left-sidebar cols-1 col"> <section class="contributors md-cols-1 rows-gap"> <div class="row post-date"> <span class="published-date">November 11, 2024</span> </div> <a href="https://cosmosmagazine.com/contributor/ellen-phiddian/" class="author row md-hide"> <img src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA0NTAgNDM2IiB3aWR0aD0iNDUwIiBoZWlnaHQ9IjQzNiIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjElMkYwMiUyRkVsbGVuLXNtYWxsLmpwZyIgZGF0YS13PSI0NTAiIGRhdGEtaD0iNDM2IiBkYXRhLWJpcD0iIj48L3N2Zz4=" data-spai="1" alt="Ellen Phiddian" width="200" /><noscript data-spai="1"><img src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2021/02/Ellen-small.jpg" data-spai-egr="1" alt="Ellen Phiddian" width="200" /></noscript> <div class="bio"> <h3>Ellen Phiddian</h3> <p>Cosmos science journalist</p> </div> </a> <div id="author-name" class="hide"> <a href="https://cosmosmagazine.com/contributor/ellen-phiddian/" class="bio"> By Ellen Phiddian </a> </div> <div class="favourite__wrapper row cols"> <button class="showDialog simplefavorite-button" aria-label="Favourite button"> </button> </div> </section> </div> <div class="primary-content cols-1 col-span-5 col"> <div class="flexible-content "> <div class="copy"> <figure class="wp-block-image size-full"><img decoding="async" fetchpriority="high" width="850" height="478" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA4NTAgNDc4IiB3aWR0aD0iODUwIiBoZWlnaHQ9IjQ3OCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjMlMkYwNyUyRjg1MC0xNi1wSW1hZ2UtMS5qcGciIGRhdGEtdz0iODUwIiBkYXRhLWg9IjQ3OCIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="World map showing lines across earth, lines are thickest in usa and europe" class="wp-image-315528" title="soaring private jet use fuels rise in greenhouse gas emissions 1"><noscript data-spai="1"><img decoding="async" fetchpriority="high" width="850" height="478" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-16-pImage-1.jpg" data-spai-egr="1" alt="World map showing lines across earth, lines are thickest in usa and europe" class="wp-image-315528" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-16-pImage-1.jpg 850w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-16-pImage-1-600x337.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-16-pImage-1-768x432.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-16-pImage-1-300x169.jpg 300w" sizes="(max-width: 850px) 100vw, 850px" title="soaring private jet use fuels rise in greenhouse gas emissions 1"></noscript><figcaption class="wp-element-caption">Map of the 4.3 million direct city-to-city flights recorded in 2023 and assessed in the study. Credit: Stefan Gössling et al.</figcaption></figure> <p>Private jets are emitting millions of tonnes of carbon dioxide each year – and the number is growing dramatically, according to a new study.</p> <p>The study, <a href="https://doi.org/10.1038/s43247-024-01775-z" target="_blank" rel="noreferrer noopener">published</a> in <em>Communications Earth and Environment,</em> finds a 46% increase in emissions from the private jet industry between 2019 and 2023.</p> <p>In 2023, the industry emitted at least 15.6 million <a href="https://cosmosmagazine.com/synergy/climate-energy-numbers/#_Tonnes_and_tonnes" target="_blank" rel="noreferrer noopener">tonnes of CO<sub>2</sub></a> – a number comparable to the entire output of countries like Nepal and Tanzania. It represents 1.8% of total emissions from commercial aviation for the year.</p> <p>The researchers say that the private aviation sector needs to be regulated to curb its emissions.</p> <figure class="wp-block-image size-full"><img decoding="async" width="850" height="600" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA4NTAgNjAwIiB3aWR0aD0iODUwIiBoZWlnaHQ9IjYwMCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjMlMkYwNyUyRjg1MC1wSW1hZ2UtMi5qcGciIGRhdGEtdz0iODUwIiBkYXRhLWg9IjYwMCIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="Graph comparing jet fuel use with number of flight hours required to reach per capita co2 emissions" class="wp-image-315531" title="soaring private jet use fuels rise in greenhouse gas emissions 2"><noscript data-spai="1"><img decoding="async" width="850" height="600" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-2.jpg" data-spai-egr="1" alt="Graph comparing jet fuel use with number of flight hours required to reach per capita co2 emissions" class="wp-image-315531" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-2.jpg 850w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-2-600x424.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-2-768x542.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-2-300x212.jpg 300w" sizes="(max-width: 850px) 100vw, 850px" title="soaring private jet use fuels rise in greenhouse gas emissions 2"></noscript><figcaption class="wp-element-caption">How long does it take a flight on a private jet before it’s emitted the amount of CO2 an ordinary person would emit in a year? For some flights in the study, about 50 minutes. For most, less than 4 hours. Credit: Stefan Gössling et al.</figcaption></figure> <p>“Users of private aviation have been described by industry as the ‘ultra-high net worth’, including about 256,000 individuals, or 0.003% of the global adult population, owning an average of US$123 million [A$188 million],” write the researchers in their paper.</p> <p>The team analysed data from 18,655,789 flights made by 25,993 private aircraft from 2019-23.</p> <div class="advert ad-in-content ad-mobile auh-250"><div id="adn-00000000001fc2ca-i0p0" style="display: none"></div></div> <div class="in-content-area related-box-wrapper content-third content-right margin-bottom-1"> <div class="gradient-title">Read More</div> <ul class="related-box article-listing"> <li class="cols"> <div class="article article-post"> <a href="https://cosmosmagazine.com/synergy/climate-energy-numbers/" class="thumbnail ar-16-9" aria-label="Article link"> <span data-spai-bg-on="1" class="image" style="background-image: url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxMjAwIDY3NSIgd2lkdGg9IjEyMDAiIGhlaWdodD0iNjc1IiBkYXRhLXU9Imh0dHBzJTNBJTJGJTJGY29zbW9zbWFnYXppbmUuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIzJTJGMDMlMkZjbGltYXRlLXN0cmlwZXMtMjAyMS5qcGciIGRhdGEtdz0iMTIwMCIgZGF0YS1oPSI2NzUiIGRhdGEtYmlwPSIiPjwvc3ZnPg==)"></span> </a> <div class="article-content has-very-light-grey-background-color"> <a href="/synergy/"> <span class="category synergy-color"> Synergy </span> </a> <a href="https://cosmosmagazine.com/synergy/climate-energy-numbers/"> <h3>By the numbers: the measures of climate, energy and policy</h3> </a> </div> </div> </li> </ul> </div> <p>In 2023, nearly half of the flights (47.4%) were less than 500km in distance, while 4.7% were less than 50km.</p> <p>More than two thirds (68.7%) of the private aircraft were registered in the USA, where most of the air traffic happened, followed by Europe.</p> <a href="https://link.cosmosmagazine.com/OP59" class="newsletter-cta" data-device="mobile"> <img decoding="async" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAzMDAgMjUwIiB3aWR0aD0iMzAwIiBoZWlnaHQ9IjI1MCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjQlMkYwMyUyRldlZWtseS1DYXRjaHVwLTMwMHgyNTAtMS5wbmciIGRhdGEtdz0iMzAwIiBkYXRhLWg9IjI1MCIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="Newsletter" title="soaring private jet use fuels rise in greenhouse gas emissions 3"><noscript data-spai="1"><img decoding="async" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/03/Weekly-Catchup-300x250-1.png" data-spai-egr="1" alt="Newsletter" title="soaring private jet use fuels rise in greenhouse gas emissions 3"></noscript> </a> <p>The team also found that some world events attracted more private flights, such as the World Economic Forum in Davos, the COP28 climate conference, the Cannes Film Festival, and the FIFA World Cup.</p> <figure class="wp-block-image size-full"><img decoding="async" width="850" height="448" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA4NTAgNDQ4IiB3aWR0aD0iODUwIiBoZWlnaHQ9IjQ0OCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjMlMkYwNyUyRjg1MC1wSW1hZ2UtNC5qcGciIGRhdGEtdz0iODUwIiBkYXRhLWg9IjQ0OCIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="Graphs of emissions-heavy world events" class="wp-image-315530" title="soaring private jet use fuels rise in greenhouse gas emissions 4"><noscript data-spai="1"><img decoding="async" width="850" height="448" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-4.jpg" data-spai-egr="1" alt="Graphs of emissions-heavy world events" class="wp-image-315530" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-4.jpg 850w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-4-600x316.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-4-768x405.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2023/07/850-pImage-4-300x158.jpg 300w" sizes="(max-width: 850px) 100vw, 850px" title="soaring private jet use fuels rise in greenhouse gas emissions 4"></noscript><figcaption class="wp-element-caption">The total estimated emissions from private flights to select major events in 2022–2023. Credit: Stefan Gössling et al.</figcaption></figure> <p>“The events studied have political, economic, cultural, and sports foci, yet are frequented by the same aircraft,” write the researchers.</p> <p>Over the 5-year period, private flights grew by 28.4% and distances flown grew by 53.5%, prompting an emissions growth of 46.0%.</p> <div class="advert ad-in-content ad-mobile auh-250"><div id="adn-00000000001fc2ca-i1p0" style="display: none"></div></div> <p>“As sustainable aviation fuel use remains limited, and a majority of private aircraft owners do not plan to use it in the near future, it will be necessary to regulate the sector,” write the researchers.</p> <p>“The analysis shows that individuals using private aviation emit disproportionally more than an average human.”</p> <p>The researchers also warn that their analysis might be harder to do in future, because of the growing use of Privacy ICAO Addresses: a US program which allows private aircraft to hide their identities in the 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