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History, 28.10.2019 09:31 keke6361

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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Which of the following was a cause of the ecological disaster known as the dust bowl?

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