How can a physical place change over time?

I think it is because of the adrenalin, and also because of other chemical changes that take place in the body if the anxiety persists over a long period of time.

Explanation:

the soviet union wanted to impose communist governments in eastern europe.

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.