Prairie
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Prairies are ecosystems considered part of the temperate grasslands, savannas, and shrublands biome by ecologists, based on similar temperate climates, moderate rainfall, and a composition of grasses,
Tallgrass prairie flora (Midewin National Tallgrass Prairie)
Prairie grasses
Wheatfield intersection in the Southern Saskatchewan prairies, Canada
The Prairie Homestead, Milepost 213 on I-29, South Dakota (May 2010)
Dust Bowl
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The Dust Bowl was a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s. The phenomenon was caused by a combination of
Prairie
…into agricultural lands, the prairie grasses with their strong root systems were destroyed. In combination with severe droughts that resulted in the Dust Bowl, a major ecological disaster in which winds picked up the dry, unprotected prairie soil and formed it into "black blizzards" of airborne dirt that…
Arthur Rothstein's Farmer and Sons Walking in the Face of a Dust Storm, a Resettlement Administration photograph taken in Cimarron County, Oklahoma, in April 1936
A dust storm approaches Stratford, Texas, in 1935.
A dust storm; Spearman, Texas, April 14, 1935
Heavy black clouds of dust rising over the Texas Panhandle, Texas, c. 1936