Answer:
asteroids are made of metals or rocky materials while comets are made up of ice
Explanation:
Answer:
BELOW
Explanation:
The marine biome is the biggest biome in the world! It covers about 70% of the earth. It includes five main oceans: the Pacific, Atlantic, Indian, Arctic, and Southern, as well as many smaller Gulfs and Bays. Global warming is causing sea levels to rise, threatening coastal population centers. Many pesticides and nutrients used in agriculture end up in the coastal waters, resulting in oxygen depletion that kills marine plants and shellfish. Factories and industrial plants discharge sewage and other runoff into the oceans.
Transhumance is pastoral nomadic people who move their livestock from one pasture to another on a seasonal basis.
Most of China’s ancient civilizations are hard to find mainly because of the harsh land scapes around mountains. And other areas.
Crop rotation improves soil fertility
