Planting trees in africa could help reduce severity of climate change.
Answer:
9. c
10. c
11. a
11.c
Explanation:
97% of the world's water resources are found in salt water.
3% are found in icecaps and glaciers
The Mississippi River watershed is the largest in America with an area of 3.2 million square kilometers. it is the fourth largest in the world. It covers about 40% of the continental landmass of the US
Answer:
PERMAFROST LAYER
Explanation:
Permafrost layer is usually defined as the thick layer of soil that is mixed with the broken rock fragments and other sediments, and are covered by ice throughout the year. These are mostly found in the higher latitudinal region, where the thickness of these layers ranges from a few meters to tens and hundreds of meters. The melting of these layers in these regions leads to an increase in the sea level.
For example, the permafrost layers of tundra and subarctic zones in Russia and its nearby areas, which have a thickness of about three meters.
