The 100th Meridian, Where the Great Plains Begin, May Be Shifting – State of the Planet

Two new papers find that the line that divides the moist East and arid West is edging eastward due to climate change—and the implications for farming and other pursuits could be huge.

You are now on the 100° Meridian Historical Marker

The One Minute Geographer: The Great Plains - The 100-Degree West

The Fifth National Climate Assessment: Implications for

Overview of the Historic and Current Vegetation Near the 100th

The Arid Region of the United States and its Afterlife: Beyond the

The 100th Meridian, Where the Great Plains Begin, May Be Shifting

Location of the United States Great Plains delineated by

Ranching west of the 100th Meridian - Canadian Cattlemen

A new survey tries to define what states make up the Midwest. The

Whither the 100th Meridian? The Once and Future Physical and Human

The line which was regarded as a climate division due to climate

Great Plains, Map, Facts, Definition, Climate, & Cities

The 100th Meridian, Where the Great Plains Begin, May Be Shifting

The line which was regarded as a climate division due to climate

The Arid Region of the United States and its Afterlife: Beyond the