Natural selection is right
Answer:
the total mass of organisms in a specific area or volume
Explanation:
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Answer:
"low cost of water to users and lack of government subsidies for improving the efficiency of water use"
Explanation:
- low cost of water to users and lack of government subsidies for improving the efficiency of water use
The leading cause of water pollution? agriculture.
In the western United States, as compared to the eastern United States, the major water problem is chronic drought and insufficient runoff