Question

what type of ecosystem is helping to clean up the nutrients?
deserts
forests
tundra
wetlands
rewatch
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Explanation:

Wetlands are known as nature's filters; their plants, soil, and microorganisms absorb and break down excess nutrients like nitrogen and phosphorus from water, effectively cleaning nutrient-rich runoff. Deserts, forests, and tundra do not specialize in this nutrient-cleaning function to the same degree.

Answer:

Wetlands