The correlation and causation between economic meltdown

Discuss the correlation and causation between economic meltdown, environmental degradation, and human
migration in 1929-1930.
Compare with similar issues today, regionally, and globally.
Watch "The Great Depression, Dust Bowl, and California Migration" (9 min 27 sec), and do listen to the
period songs at the end…: https://www.youtube.com/watch?v=kpd-7KsbIhM

Our Advantages