Principal biome/main communities: Sonoran Desert scrub. Urban parks, residential, interior remnant desert patches, commercial and industrial patches, urban fringe, regulated river and floodplain (dry), effluent-dominated river. 

Research topics: Interactions of ecological and socio-economic systems in an urban environment; influence of land use change on ecological patterns and processes; movement of nutrients through highly manipulated, urban flowpaths; interactions of introduced and native species in urban environment; millenium- and century-scale geomorphic change in landforms and interaction with engineered landscapes. 

Site Coordinates:     33.5, -11.2