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c(^～^)ψ(｀∇´)ψ(^～^)(^～^)ψ(｀∇´)ψ（⌒▽⌒）（＾ｖ＾）ψ(｀∇´)ψ

yes they have. but is this a true false question? if it is, the answer is true.

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.