Why did Mao believe revolution was necessary?

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.

explanation:

what are the statements? are there any examples?

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma

music and prayer? (you may punch me in the face if im wrong : > )