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col-xxl-10 m-auto g-0"> <div class="row"> <div class="col-12 col-sm-10"> <h1>Contact us</h1> </div> </div> </div> </div> </div>   <div class="container d2yStandalone"> <div class="row"> <div class="sg-content-wrapper col-12 col-lg-10 col-xxl-10 m-auto">   <div class="row d2y-accordion"> <div class="col-10 m-auto px-0 px-sm-4 px-md-5 pt-5"> <h2 id="citizen participation" class="d2y-accordion-headline">Citizen participation</h2> <div class="accordion accordion-flush" id="e4822">    <div class="accordion-item"> <h2 class="accordion-header" id="flush-heading-e_accordion_items4823"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" aria-expanded="false" data-bs-target="#flush-collapse-e_accordion_items4823" aria-controls="flush-collapse-e_accordion_items4823">What about the project itself is still open and negotiable for the affected citizens? In other words, how can those affected get constructively involved?</button> </h2> <div class="accordion-collapse collapse" id="flush-collapse-e_accordion_items4823" data-bs-parent="#e4822" aria-labelledby="flush-heading-e_accordion_items4823"> <div class="accordion-body"><p>DESY has an obligation to science and to the taxpayers to build the technically best, feasible large-scale facility that promises the greatest scientific gain in knowledge. At the same time, we also feel obligated to our neighbourhood. This applies to the redesign of the Lise Meitner Park, but also to other issues that affect our neighbours and residents. Therefore, we want to consider your constructive suggestions and wishes as far as possible.</p> <p> </p></div> </div> </div>    <div class="accordion-item"> <h2 class="accordion-header" id="flush-heading-e_accordion_items4824"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" aria-expanded="false" data-bs-target="#flush-collapse-e_accordion_items4824" aria-controls="flush-collapse-e_accordion_items4824">How can I tell that you want any constructive cooperation at all with the citizens concerned?</button> </h2> <div class="accordion-collapse collapse" id="flush-collapse-e_accordion_items4824" data-bs-parent="#e4822" aria-labelledby="flush-heading-e_accordion_items4824"> <div class="accordion-body"><p>It is a DESY tradition that we are in trusting contact with our neighbourhood. The good relationship with our neighbours is very important to us. To this end, the PETRA IV neighbourhood office takes care of the concerns of affected citizens and engages in an intensive dialogue.</p> <p>During the construction period, we intend to inform our neighbours in good time about the upcoming work and involve them as much as possible. The City of Hamburg ensures participation of its citizens in the Science City Hamburg Bahrenfeld project. This is the responsibility of Science City Hamburg Bahrenfeld GmbH.</p> <p> </p></div> </div> </div>   </div> </div> </div>   <div class="row"> <div class="col-10 sg-contact-card-wrapper"> <div class="card sg-no-hover border-0 rounded-0 mb-4 px-0 sg-contact-card"> <div class="row g-0"> <div class="col-12 col-sm-4 align-items-center justify-content-center align-items-md-start d-flex pt-3 p-lg-3 p-md-1"> <img class="img-fluid rounded-circle" src="/sites/desy/microsites/petra-4/content/e3180/e3307/e9077/e3308/Hillen350x350portrait-quote_ger.jpg" alt="Portrait of Heidrun Hillen" title=""> </div> <div class="col-sm-8"> <div class="card-body"> <div class="meta-info"> <span>Press and Media / Communication</span> </div> <h3 class="card-title">Heidrun Hillen</h3> <p class="card-text d-none d-md-block">I am happy to answer your questions about PETRA IV.</p> <ul class="list-inline mt-4"> <li class="list-inline-item"> <a class="sg-icon-phone">Tel.: (+49 40) 8998-4596</a> </li> <li 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class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3352/e_teaser_image/Teaser-640x360-NeueTechnologien-Server_ger.jpg" alt="Image of a huge server room." title="Image of a huge server room.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/new_technologies/index_eng.html">New technologies</a> </h3> <p class="card-text">What do we need for the digital world of tomorrow?</p> </div> </div> </div>  </div> <div id="card-4" class="card border-0 rounded-0 text-center text-sm-start">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3358/e_teaser_image/Teaser-640x360-ErdeUmwelt-Eisberg_ger.jpg" alt="Icebergs in the arctic sea." title="Icebergs in the arctic sea.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/earth_and_the_environment/index_eng.html">Earth and the environment</a> </h3> <p class="card-text">How do we preserve our ecosystems?</p> </div> </div> </div>  </div> <div id="card-5" class="card border-0 rounded-0 text-center text-sm-start">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3370/e_teaser_image/Kulturelles_Erbe_640x360teaser-card_ger.jpg" alt="Cultural heritage: Making over painted pictures visible again." title="Cultural heritage: Making over painted pictures visible again.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/cultural_heritage/index_eng.html">Cultural heritage</a> </h3> <p class="card-text">How can we preserve our cultural treasures?</p> </div> </div> </div>  </div> </div> </div>   </main> <footer class="sg-site-footer"> 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