Answer:Because two of our closest relatives live there(chimpanzees and gorillas).
The statement, “An arid or
semi-arid climate occurs where precipitation is greater than potential evaporation”,
is false. A semi-arid climate occurs where the recipitation is below the
potential evaporation. Regions that experiences arid climate receives less than
10 inches of rainfall in an entire year.
Answer:
The speed of the current climate change is faster than most of the past events, making it more difficult for human societies and the natural world to adapt. Now, day by day new technologies are invented, causing more pollution than in the past. It is important now because we are developing in very fast steps and something should be done.
For example, humans use their incisors and canines for ripping and cutting, and their molars and premolars for grinding. ... Rodents are famous for their long, continuously growing incisors, which they use to chew through husks, shells and wood.