Besonderhede van voorbeeld: -4783062887792232019

English

It is also the first railway project in the world to earn carbon credits after being registered with the United Nations under the Clean Development Mechanism, and has so far earned 400,000 carbon credits by saving energy through the use of regenerative braking systems on its trains.

Chinese

此外,德里地鐵亦參與了聯合國的清潔發展機制,透過在列車使用再生制動系統節約能源,於排污交易中獲得了400,000碳信用,成為世上首個獲得碳信用的鐵路項目。