How did ronald reagan influence the supreme court in the 1980s? ?

He appointed Justices who held conservative political beliefs

Explanation:

When he had the chance to appoint a Justice, he chose those that he believed to have ideas that were more in line with what he wanted. By pointing Justices who were in fact conservatives, he managed to influence the Supreme Court at least based on its political leaning.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.