ideas for cities

urbalize:

City officials in Paris are planning to add 7 hectares of green roof by 2020. More info about the 2020 project in English or French (More French)  Recent proposals even include adding trees to the Eiffel Tower .

法國巴黎市政府打算在2020年之前，增加七公頃的綠屋頂，近期提案包括在巴黎艾菲爾鐵塔上種樹。