The practice of Islam throughout much of west Africa Is evidence that​

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.

it met the katy line in vinita.

iv. it traveled through cherokee and quapaw tribal lands.

i'm not certain but i'm pretty sure it was spanish and portuguese america.