Wetlands began to deplete groundwater, leading to policies that favored draining wetlands.
• Flooding due to wetlands led to a decrease in the number of wetlands.
The Watershed Protection and Flood Prevention Act, passed in 1980, required the destruction of all wetlands throughout the U.S.
Increased knowledge of the role of wetlands in preserving ecosystem services led to policies to restore and protect wetlands.
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The statement that best explains what happened to wetland resources and ecosystem services after the 1970s in the U.S. is:
Increased knowledge of the role of wetlands in preserving ecosystem services led to policies to restore and protect wetlands.
This reflects the growing awareness of the importance of wetlands for biodiversity, water quality, flood control, and other ecosystem service functions, leading to legislation aimed at their conservation and restoration.
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