Biodiversity conservation and a conception for a national desert park in Dzungaria Basin,Xinjiang;

On the development of national park in eco-tourism area exploitation and management;

Introduction of the National Parks and Nature Reserves in Nepal;

Let the Animal Pass Freely——The Critter Crossing Design of Banff National Park in Canada;

Comments on the History of Rustic Landscape Design in American National Parks;

Economic Analysis on the Operation of National Parks;

He introduced the efforts America has made for the conservation and management of national parks’ resources and suggested that countries shoul.