USGSResearch in Arid Regions Climate

Dr. Larry Benson, Project Chief

U.S. Geological Survey, Water Resources Division, National Research Program


Needles Rocks located along the north shore of Pyramid Lake, Nevada. These domes of calcium carbonate whose tops reach 100 m above the present lake surface were formed under the surface of Lake Lahontan 40,000 to 10,000 years ago.

Project Description

Current Research Activities

Climate Records/Data

Project Climate Publications List

Larry Benson, Project Chief
United States Geological Survey
3215 Marine St.
Boulder, CO 80303-1066

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