Sustainability of semiArid Hydrology and Riparian Areas "Ensuring water in a changing world" Sevilleta Long Term Ecological Research "To understand how abiotic drivers and constraints affect dynamics and stability in an aridland ecosystem." TERRA Resource Development International, N.G.O. "Sustainable environmental, social, and economic development" Arizona Water Institute "A consortium of Arizona's three universities focused on water sustainability through research, technical assistance, education, and technology." Arizona Hydrological Society "Resources for Arizona water professionals..." American Geophysical Union "...a worldwide scientific community that advances, through unselfish cooperation in research, the understanding of Earth and space for the benefit of humanity."