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Law, Policy and Dryland Ecosystems in the People's Republic of China
… 64 “Biosphere”, the world’s largest ecosystem, refers to a layer of the Earth’s surface; the Man and the Biosphere … 132 E.g., PRC National Program for Phasing-out Ozone Depleting Substances; more than 100 policies and measures have been promulgated to protect the ozone layer and establish a base for developing and …