The Southwest Watershed Research Center Data Access Project (DAP)
<p>The USDA-ARS Southwest Watershed Research Center (SWRC) operates the Walnut Gulch Experimental Watershed (WGEW) in southeastern Arizona as an outdoor laboratory for studying semiarid rangeland hydrologic, ecosystem, climate, and erosion processes.</p>
<p>Since its establishment in 1953, the SWRC in Tucson, Arizona, …