Great Plains

broad expanse of flat land west of the Mississippi River and east of the Rocky Mountains

1939 novel by John Steinbeck

1803 acquisition by the U.S. of France's claim to the territory of Louisiana

Chernozem ( ), also called black soil, black earth, dark earth, regur soil or black cotton soil, is a black-colored soil containing a high percentage of humus (4% to 16%) and high percentages of phosphorus and ammonia compounds. Chernozem is very fertile and can produce high agricultural yields with its high moisture-storage capacity. However, prolonged agricultural use of chernozems still require replenishment with fertilizers because they easily can get depleted of nutrients through continuous decrease in humus content. Chernozems are a Reference Soil Group of the World Reference Base for So

mountain range in South Dakota and Wyoming and holy site of Native Americans

period of severe dust storms in North America

geographical region in Western Canada including the Canadian portion of the Great Plains and the Prairie Provinces (Alberta, Saskatchewan, and Manitoba)

southwestern united states in New Mexico

territory of the United States of America from 1805 to 1812

Native Americans/First Nations peoples of the Great Plains of North America

territory of the United States of America from 1812 to 1821

subregion of the Great Plains mostly in the Western United States

Shallow Aquifer

geographic region

region in Alberta

large plateau on the prairie of eastern South Dakota, southwestern Minnesota, and northwestern Iowa

mountain range in Oklahoma, United States

region in the U.S. state of Texas

Comancheria (, 'Comanche land'; ), also known as the Comanche Empire, was a large country covering modern New Mexico, West Texas, and nearby areas that was occupied by the Comanche before the 1860s. The historian Pekka Hämäläinen has argued that Comancheria formed an empire at its peak, and that view has been echoed by other historians.

mental suffering among settlers of the North American plains

19th-century term referring to the Great Plains of the United States

Apachería was the term used to designate the region of the various Apache countries. The earliest written records have it as a region extending from north of the Arkansas River into what are now the northern states of Mexico and from Central Texas through New Mexico to Central Arizona.

history of the US state Nebraska

geologic formation in the Great Plains of North America

New Deal-era Midwest windbreak forestation project

region in Texas, United States

geographic area in North America