(2) deforestation is your answer :)
The introduction of the camel to Western Sahara as part of the trade with salt and gold to the trans-Saharan in the 3rd century A.D. gave way to great changes in the area that became<span> the </span>Ghana Empire<span>.</span>
Yamamoto’s primary objective at Pearl Harbor was demolish as much of the American fleet as possible, since the Japanese thought that the US getting involved in World War II was inevitable and wanted to strike first.