Green building also known as green construction or sustainable building is the practice of creating structures and using processes that are environmentally responsible and resource-efficient.

A fuel cell electric vehicle (FCEV) by Nissan is shown at China (Guangzhou) International Automobile Exhibition in Guangzhou, China November 18, 2016. (Photo by Bobby Yip/Reuters)

Reveller in costume with a broom jumps during a Zombie Walk event in central Kiev, Ukraine on October 27, 2018, ahead of Halloween celebrations on October 31. (Photo by Anatolii Stepanov/AFP Photo)

A Construction worker pinging the eye of a large woman Hanfu sculpture in front of the Hong Kong Skyline on September 28, 2025 in Hong Kong. (Photo by Vernon Yuen/Nexpher Images via ZUMA Press Wire/Alamy Live News)

Women perform under black fabric during a street performance in Pristina on October 6, 2017 against sexual harassments in Kosovo. (Photo by Armend Nimani/AFP Photo)

Palestinians stand near a damaged vehicle, near the site where a number of Palestinians were killed in an Israeli raid, in Jenin, in the Israeli-occupied West Bank, on March 11, 2025. (Photo by Raneen Sawafta/Reuters)

Wearing hats and dancing to Sodapop. As the popularity of “K-Pop Demon Hunters (K-Pop Demon Hunters)” spreads around the world, foreign tourists wearing hats and dancing to the K-Pop Demon Hunters song “Sodapop” are seen in Gwanghwamun, Seoul on the afternoon of the August 29, 2025. (Photo by Park Seong-won)

The summit of one of Europe's tallest mountains glows like the flame of a candle as the sun rises on a clear morning. The Matterhorn, famous for appearing on bars of Toblerone chocolate bars, reflects the vivid orange light at 5.37am. (Photo by Margarethe Jaeger/Solent News & Photo Agency)