http://www.snr.arizona.edu/taxonomy/term/187 The taxonomy view with a depth of 0. en http://www.snr.arizona.edu/project/decomposition <p>What do we really know about how plant and animal material breaks down in drylands? rangelands carbon decomposition erosion rangelands woody plant encroachment Wed, 03 Sep 2008 10:10:53 -0600 alyssa 583 at http://www.snr.arizona.edu http://www.snr.arizona.edu/infrastructure/wgew <p>The Walnut Gulch Experimental Watershed surrounds the historic city of Tombstone in southern Arizona. The USDA - Agricultural Research Service established the watershed in the 1950s to study floods and the impact of soil and water conservation projects on runoff.</p><p><a href="http://www.snr.arizona.edu/infrastructure/wgew">read more</a></p> rangelands watershed ecohydrology erosion land-use Arizona Tue, 19 Feb 2008 17:26:20 -0700 alyssa 120 at http://www.snr.arizona.edu