... A California Perspective,” Pacific Institute for Studies in Development, Environment and Security, Oakland, California, June 2006.Water Scarcity & Climate Change: Growing Risks for Businesses ... Change: Growing Risks for Businesses & Investors8Business impacts may include:✦ Increased costs for pre-treatment to obtain desired water quality. ✦ Increased costs for wastewater treatment ... Scarcity & Climate Change: Growing Risks for Businesses & Investors5Climate change will likely:✦ Increase water demand for agriculture, primarily for irrigation, due to prolonged dry periods...