Browsing Tag

runoff

Runoff Decline Is Dominated by Human Activities

1. IntroductionThe hydrologic cycle system closely links the earth’s hydrosphere, atmosphere, biosphere, and lithosphere, forming a mutually coupled subsystem. This system provides an important link between atmospheric, terrestrial, and…

What is nutrient pollution?

Nutrients can run off of land in urban areas where lawn and garden fertilizers are used. Pet and wildlife wastes are also sources of nutrients. To see how this happens, consider this

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