Rivers Network

Don't push the river, it flows by itself (Polish Proverb)

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Miyun reservoir, located approximately 100 km northeast of the Beijing municipality, is one of the most important surface water supply sources for the 20 million people living in the metropolitan area. Change of land use and agricultural management during the last decades are the main reasons for the strong increase in sediment, nitrogen, ...
Published in Hai He - Ziya He
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