Impacts of Climate Change and Land Use on the Southwestern United States
Erosion in the Rio Puerco: Geography and Processes

Photo of Cabezon Area in 1884

The cutbank of the Rio Puerco is only a few feet deep in this photo from 1884, near San Luis. The main channel can be seen in the distance just beyond several cottonwood trees, with Cabezon Peak in the background. (Photo by E. A. Bass, Courtesy of C. Gorbach)

Photo of Cabezon Area in 1977

After incision, the arroyo is approximately 40 feet deep, and hundreds of feet wide. Photo was taken near San Luis in 1977. (Photo by H. E. Malde, Courtesy of C. Gorbach)

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