During each of these periods the local climate of East Africa varied over a 20,000 - year cycle, from
extreme aridity to very wet conditions.
Furthermore, her climate because of
its extreme aridity was highly favorable to the preservation of what was written.
Not exact matches
While Midwest states have experienced ever more flooding over the last 50 years, the regions already suffering from
extremes of
aridity are being warned to expect megadroughts worse than any conditions in the last 1,000 years.