Although the Songnen Plain in the northeastern China was developed relatively late in the temperate zone of the world, its eco-environment has changed greatly.
Despite the considerable literatures defined what Ecotourism is or should be, it is experiencing various practices with different features. Now the term 'Ec
Serious soil erosion has made the eco-environment fragile in the Loess Plateau. Based on the 10-year da-ta observed from 1989 to 1998 in the Ziwuling Survey Sta
In order to explore the train of thought for China's urbanizing development and coordinated rural eco-nomic development, and to find good ways of solving ru