<span>Over half of the refugees seeking entrance to the united states in 2007 came from Africa and Asia, due to troubles in their mother countries and many opportunities for job and life in general in America.</span>
|B| / Because the air created dust storms due to fog going though the plains and over planting of corn or other plants it would leave the soil lose and could easily catch to the wind. Most areas had little to no trees they give soil something to grip to.
There were many reasons. One being that it was winter and it was harder to gather things and keep spirits up when everyone was running low on food. It was also in bad weather.
Lost land.
Increased deaths due to no immunity.
Loss of cultural practices. (Buffalo)