Answer:
fits letter B
Explanation:
"Nutrient pollution is the process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae. Nutrients can run off of land in urban areas where lawn fertilizers are used."
This process is also known as eutrophication, and this causes dead zones, as the one in the Northern Gulf of Mexico by the coastal development and the run-off nutrients of the Mississippi River.
NOAA (2019) What is nutrient pollution?
Freshwater freezes faster than ocean water. So yes, ocean water takes longer to freeze than freshwater.
Answer:
So there's a simple explanation for the Great Oxidation Event. It was the cyanobacteria, pumping out unwanted oxygen, that transformed Earth's atmosphere. ... That means the cyanobacteria were busy pumping out oxygen for at least half a billion years before oxygen started appearing in the air.
Explanation:
