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In recent years,with the acceleration of urbanization and urban sprawl,land use and cover change significantly changed c......

Nitrogen (N) is a key element in the functioning of many ecosystems.The consumption of food,energy,and industrial produc......

Regional disparity is due to economic development,physical geography,and lifestyle.Beijing-Tianjin-Hebei (Jing-Jin-Ji) u......

生态城市是人们追求的理想居栖地。该文就生态城市的含义、特点、以及建设生态城市的基本原则和途径作了一些探索，供城市建设者参考......