Drought on the Great Plains

http://earthobservatory.nasa.gov/Newsroom/NewImages/images.php3?img_id=17390

The weather conditions over the past few years have created severe drought in the Great Plains of the United States and Canada, which is being compared to the Dust Bowl of the 1930s. Many of the areas are categorized as "exceptional drought."

This link has a map of the vegetation anomaly in the affected regions.