[1] US Geol Survey, Southwest Biol Sci Ctr, Grand Canyon Monitoring & Res Ctr, Flagstaff, AZ 86001 USA
[2] Utah State Univ, Dept Watershed Sci, Logan, UT 84322 USA
[3] No Arizona Univ, Sch Earth & Sustainabil, Flagstaff, AZ 86011 USA
[4] Univ Connecticut, Connecticut Inst Resilience & Climate Adaptat Civ, Storrs, CT 06269 USA
[5] Univ Arizona, Dept Soil Water & Environm Sci, Tucson, AZ 85721 USA
[6] Univ Arizona, Sch Anthropol, Tucson, AZ 85721 USA