The Santa Rita Experimental Range South of Tucson, Ariz. (IMAGE)

University of Arizona

The Santa Rita Experimental Range South of Tucson, Ariz.

Caption

The University of Arizona’s Santa Rita Experimental Range is the oldest, longest-operating range-land research facility in the world. Using techniques like repeat photography, inclusion or exclusion of livestock and vegetation surveys since the 1950s, scientists study how ecosystems react to different influences such as climate change and grazing.

Credit

Mitchel McClaran/University of Arizona

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