Connie Woodhouse and Mark Losleben, University of Arizona (IMAGE)
Caption
Connie Woodhouse and Mark Losleben of the University of Arizona examine a tree-ring core from a drought-stressed Douglas-fir tree in the Santa Rita Mountains south of Tucson, Ariz.
Credit
Copyright 2009 Daniel Griffin
Usage Restrictions
This photo may be used only to illustrate a story about the research described in the accompanying release, Hot with Decades of Drought: Expectations for the Southwest.
License
Licensed content