用英语介绍下非洲的贫困

Caused by many aspects, in the European colonizers, "enter" before most of Africa is also a state of primitive society, the colonizers had their frenzied looting, after World War II, they have been independent. However, almost suddenly from the primitive society into the industrial age, modern weapons, the thinking of primitive people, resulting in frequent war, tribal war between the regular. Later is a profound hatred, not stop it. Furthermore, there is a large geographical relations, mainly the issue of climate:
Africa's climatic characteristics
(1) Africa's climate is characterized by: temperature is high, dry areas of broad climatic zones was significantly asymmetric distribution. A "tropical continent" called.
(2) North Africa, mainly in the tropical desert climate, annual precipitation of 200 mm and more; in sub-Saharan Africa to the tropical grasslands and tropical rain forests for the
Lord of the climate, precipitation in