Freshwater pollution originates from many sources, including municipal, industrial and agricultural waste, wastewater and nutrient run-off, power generation, heavy industry, automobiles, and others.
Freshwater
The Freshwater Giants Are Dying - The New York Times
Like Oceans, Freshwater Is Also Acidifying
Sketch of different zones in a freshwater ecosystem. (source
Still Freshwater & Plants - Biology Online Tutorial
Land Features in the Marine Freshwater Biome
Freshwater Biodiversity
Freshwater Biological Association
Salt pollution threatens freshwater ecosystems •
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Freshwater Habitat Facts, Animals live in freshwater
Freshwater and Wetland Biomes
Global Freshwater Initiative Stanford Woods Institute for the Environment
Freshwater Fishing - Take Me Fishing
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