14. microscopic plants that live in the surface waters of the ocean are called 15. how is long-term geologic burial of organic carbon related to atmospheric co2 concentration? 16. why do oil and gas generated deep within the earth’s crust tend to move upward toward the surface? 17. approximately how thick are the sediments in the deepest sedimentary basins?

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

the answer is otpion c) understanding

he wants to be heard one more time. he wants to be understood. he needs the truth one more time.