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バルセロナのクール革命:バイオクライマティック・デザインはいかにして、より暑い世界のために建築を書き換えているのか

Barcelona's Cool Revolution: How Bioclimatic Design Is Rewriting Architecture for a Hotter World

温暖化が進むヨーロッパで、建築は「涼しく、省エネで、人を守る」ことが求められています。2026年の世界建築首都バルセロナでは、日陰や自然の風を活かすパッシブ設計が進行中。未来の住まいのかたちを探ります。
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As the Earth gets hotter, buildings need to do more than look beautiful. They must stay cool, use less energy, and protect people during heatwaves. In June 2026, the European Environment Agency said Europe is warming more than twice as fast as the global average. It also said that buildings should use “passive” cooling, such as shade, natural airflow, and better design, instead of depending too much on air conditioning. At the same time, the European Union’s revised building rules from 2024 made zero-emission buildings the new standard for new construction. (eea.europa.eu)

Barcelona is becoming an important place for this new way of thinking. In 2026, the city is the UNESCO-UIA World Capital of Architecture, and the city government says architecture must answer today’s housing, health, social, and climate crises. Barcelona’s Heat Plan 2025-2035 also focuses on reducing the urban heat island effect, improving comfort inside buildings, and adding shade in places where trees cannot be planted. (barcelona.cat)

One strong example is GreenH@use, a public housing project on Carrer Veneçuela. According to Barcelona City Council, the building has 140 homes, including homes for older residents. Its most interesting feature is a “bioclimatic atrium” in the center. In winter, this space keeps solar heat and helps warm the homes. In summer, it works like a chimney: hot air rises, air moves faster, and people feel about 3°C cooler. The city also says the building uses prefabricated concrete pieces to lower CO2 emissions. The project won a sustainable building award in May 2025. (barcelona.cat)

Barcelona is also changing its building rules. In October 2024, the city approved a new plan to protect and improve inner courtyards and other spaces for natural light and ventilation. The plan also supports bioclimatic atriums in both new buildings and renovations. This shows the real message of Barcelona’s new architecture: the future may not be glass towers full of machines, but smarter buildings that use shade, air, and shared space to live well in a hotter world. (ajuntament.barcelona.cat)

by EigoBoxAI
作成:2026/07/04 07:01
レベル:中級 (語彙目安:2000〜2500語)
タイプ:リーディング

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