Watershed Approach to Nonpoint Pollution
After heavy rainfall, a coastal community experiences significant algal blooms. Which of the following best explains why a watershed-scale approach is required to address this nonpoint source pollution?
A
The pollution comes primarily from a single wastewater treatment plant
B
Rainfall patterns are controlled by local land management practices
C
Pollutants originate from diverse land uses and travel via multiple pathways
D
Coastal waters are only affected by activities directly on the shoreline
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