Explain how earths climate has changed naturally over its history

How much water is in the ocean in cubic kilometers

The vegetation that thrives in the tundra is limited to a. mosses, barley, wheat, and corn. b. coniferous trees. c. dwarf shrubs, mosses, lichen, potatoes, and beans. d. mosses, lichen, algae, and dwarf shrubs.

Asap! ! ! ! true or false the gobi desert, the largest desert in asia. covers parts of northern china and southern russia