<h2>
Explanation:</h2><h2><u>Hope</u><u> </u><u>this</u><u> </u><u>is</u><u> </u><u>helpful</u><u> </u><u>for</u><u> </u><u>you</u></h2>
Answer:
physical
Explanation:
science deals with physical things
There are tons of answers you could have.
One, for example:
Increased levels of CO2 decreases DO levels in the water and suffocates organisms, leading to population drops that can cause a genetic bottle neck effect, thus decreasing overall biodiversity. This could lead to extinction