Which of the following would reduce nutrient pollution in the Mississippi River and Chesapeake Bay watersheds?
A) applying fertilizer to lawns and crops just before heavy rainstorms because the fertilizer would then infiltrate the soil rather than staying at the surface, where it can contaminate waterways
B) allowing storm runoff from streets and parking lots to enter waterways rather than capturing it in lagoons because the lagoons can contaminate groundwater aquifers
C) removing wetlands that are contaminating the waterways with nutrient pollution from wildlife waste and decaying vegetation such as cattails
D) removing the "buffers" around streams because they acidify the water
E) closing or update sewage treatment plants that lack a process for removing nitrogen and phosphorus from wastewater
Answer: E
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