California’s largest lake is rapidly receding, harming public health, the environment, and the economy in its region. The Salton Sea lake bed could become the largest source of particulate air pollution in North America, threatening the health of hundreds of thousands of people in California and the Mexican state of Baja. New collaboration offers hope to prevent the collapse of the Salton Sea. State and federal agencies have recently pledged $110 million to jump start this effort. And a philanthropic coalition of water funders, including the S. D. Bechtel, Jr. Foundation, has set a goal of providing $10 million to support implementation of a comprehensive plan to protect public health and the environment, promote drought resilience and encourage renewable energy and restoration efforts at the Salton Sea. Read more in this op-ed coauthored by Allison Harvey Turner, the Foundation’s Environment Program Director.