I dont c descriptions but heres the answer ;)
<span>desertfication is the expanding of deserts, and the shrinking of other ecosystems ;)</span>
The earth tilts for different times of the year. During the summer Alaska is a lot closer to the sun than florida.
Answer:
2
Explanation:
3 is physical 4 is as well so it has to be 1 or 2
Match the following:
a. mangrove 3. a small tropical tree that grows in wetlands near salt water
b. land degradation 2. reduced ability of the soil to support life
c. hectare 1. (ha) a unit of measure equal to roughly 2.5 acres or exactly 10,000 square meters
d. salinization 4. the development of higher than normal salt content in the soil
