<span>The cause of such “hypoxic” (lacking oxygen) conditions is usually eutrophication, an increase in chemical nutrients in the water, leading to excessive blooms of algae that deplete underwater oxygen levels. </span>
Answer:Look it up it will be helpful
Explanation:
You use sirten things to make the facts seem intresting. even if you lie make yourself seem right.
Astronomers were often considered magicians because they found out about constellations, and for the Greeks and Romans, they found their gods. Hope this helps!