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What does excessive algae on water cause?
When algae cover a river surface, it causes depletion of oxygen in water. This is known as ____.​

Answer :

Answer:

Eutrophication

Explanation:

Greek word meaning "well-nourished"

abbyderagon
Answer: Eutrophication.



Nitrates is increased which causes a bloom, this leads to the water quality to become poor and will eventually kill life int the water, known as eutrophication.



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