Can anyone tell me when the terms "salad bowl" and "melting pot" were introduced?

the population grew a lot and was making more money

d will be ur answer

to mark sum 1 brainliest there has to be 2 answer at least

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.