The growth of a large ice sheet in northern North America deflected the polar jet stream (shown with blue arrows) southward during glacial periods. Increased rainfall rates accompanied the relocated storm track, raising lake levels throughout the Great Basin.
Originally uploaded in Integrate:Teaching for Sustainability:InTeGrate Modules:Modeling Earth Systems:Student Materials.
Image 51481 is a 654 by 594 pixel JPEG
Uploaded: Dec3 14