It was caused by a drought as well as widespread tilling
that removed grasses responsible for keeping the soil in the ground which led
to erosion and soil became dust. Winds
later blew the loose so strongly that they formed large clouds of dust. These dust clouds destroyed farmlands all
over America.
Answer:well the world percentage went down by 12%
Explanation:
I think I answered this earlier, so I copied my answer from earlier:
The Hawley-Smoot raised tariffs on many imported goods. Many American trading partners retaliated, making the Great Depression worst then it already was.
Answer:
b might be the correct answer
Explanation: