Which of the following was a cause of the ecological disaster known as the dust bowl?
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History, 15.11.2019 06:31 mathman783
Which of the following was a cause of the ecological disaster known as the dust bowl?
a. excessive rainfall that year
b. a flood in california
c. a massive earthquake that loosened the topsoil
d. the plowing under of native grasses that kept topsoil in place
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