Answer: A. to provide freshwater to support human activities.
Answer: The answer is C). Nitrates
Explanation: Animal wastes and nitrogen-containing fertilizers are used to grow plants and they contain nitrates. Nitrogen exists naturally in soils, typically bound to organic matter and mineral soil material. When these fertilizers are used, they increase the concentration of nitrates in the environment, especially in the soil.
When dry sand and water are both exposed to equal amounts of light, you will find that water is cooler than sand.
This is because the amount of heat needed to heat the water is less than that needed to heat sand, thus, sand heats faster.
Answer:
They practice in democracy
Explanation:
They dont have a government so they use two allied groups for democracy