Some of the causes date back to the beginning of man and they include population pressures resulting in conflict (wars) and environmental change or resource degradation. Climate change has also been a cause as has the hope for economic improvement.
it just cool
i don't really know it you help me yesss or look it up in the book
because we look better
warm mostly dry and rarely cold
climate
urmmm i think your confused. london is in europe and africa is a different continent from europ....
Highland;Semiarid;Desert;and Tropical Wet and Dry.
Southern Iran
well, i dont know that
Very nice and warm Cold in June to august and hot every other time
Scientific consensus is that humans first evolved in East Africa in a period when the climate fluctuated between wet and dry.