EPA Region 9

EPA Region 9 serves Arizona, California, Hawaii, Nevada, Pacific Islands, and 148 Tribal Nations.

Converting Crop Waste into Construction Material video
University of California, Riverside, CA
Electro-Assisted Wastewater Nutrient Recovery video
Stanford University, Stanford, CA
Small-Scale Solar Desalination for Drinking Water video
University of California, Riverside, CA
Solving the Arsenic Problem in Rural California video.
University of California, Berkeley, CA