Between 1931 and 1940 a ton of soil blew out of the central and southern great. It was a period of severe dust storms that greatly damaged the ecology and agriculture during the 1930s.
Answer:
Let coefficient of linear and area expansion be α a n d β respectively. where ∆ T is change in temperature. For simplicity let us consider the case of square of side L. Therefore, coefficient of area expansion is twice the linear expansion.
<span>Robinson projection will be used to examine and compare population densities, using one view of the entire world. This projection depicts the entire world in one view like a flat globe and the latitudes and longitudes as elliptical lines giving a easy way to examine that too accurately.</span>
