Sahara Desert

Loss of land by Erosion

50 years ago

answer:

his season change happened continuously every 20,000 years, the study found. The other part of the season produced monsoon conditions, resulting in a wetter, greener, plant-rich environment. When the rainy activity weakens, the climate becomes hot and dry, like the Sahara remains today.

Explanation:

the answer is c.

by: nicholas dooley

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.