3 years ago

NEED HELP ASAP

Biology

2 answers:

Vladimir [108]3 years ago

6 0

Answer: its CO2 for the first one

Explanation:

Blababa [14]3 years ago

3 0

Hello!

Global warming has contributed to an increase in *CO2 levels*.

The answer to the second question is 1. Eutrophication occurs when there is an excess in nutrients and plants in the water deprive the others of vital sources (specifically O2).

The answer to the last question is 4. Studies have proven that even though most plastic starts in landfills, it eventually piles over into the ocean.

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