Report California’s Water: Climate Change and Water By Ellen Hanak, Jay Lund, Jeffrey Mount, Robert Wilkinson ... Nov 12, 2018 California’s climate is warming and becoming more variable. While the state is a leader in reducing greenhouse gas emissions, its water system was designed for a 20th century climate. All facets of water management must be updated to adapt to changing conditions. This brief summarizes strategies to help the state prepare for a changing climate and rising sea level.
Report California’s Water: Protecting Headwaters By Ellen Hanak, Jeffrey Mount, Van Butsic, Joshua Viers ... Nov 12, 2018 Mountainous regions provide most of the state’s water supply. But major problems loom— from a growing risk of wildfires to a shrinking snowpack. This brief outlines ways California and the federal government—the largest landowner in headwater areas—could address critical problems in these areas.
Report California’s Water: Water for Cities By Ellen Hanak, Jay Lund, David Mitchell, Newsha Ajami ... Nov 12, 2018 California’s urban water suppliers are adapting to an increasing population and a growing economy by diversifying supplies and reducing demand. Ongoing challenges described in this brief include managing water quality and developing cost-effective, sustainable local supplies.
Report California’s Water: Water for Farms By Ellen Hanak, Jay Lund, Josué Medellín-Azuara, Daniel Sumner ... Nov 12, 2018 California is the nation’s largest farm state and a global market leader. Farms have steadily improved productivity per unit of water used, but the latest drought has exposed agriculture’s growing vulnerability to water shortages. This brief describes a number of opportunities to strengthen agricultural water management for the long term.
Report California’s Water: Energy and Water By Ellen Hanak, Jay Lund, Katrina Jessoe, Robert Wilkinson ... Nov 12, 2018 Energy and water use in the state are interconnected yet managed separately. This brief describes the synergies and tradeoffs between the two sectors and proposes ways to increase the efficiency and sustainability of both.
Report California’s Water: Paying for Water By Ellen Hanak, Dean Misczynski, Jay Lund, Brian Gray ... Nov 12, 2018 Sustainable solutions by state and local leaders are needed to close serious funding gaps in a number of critical areas of water management—including floods, water quality, and aquatic ecosystems. This brief describes the state’s major water funding gaps and proposes ways to fill them.
Report California’s Water: The Colorado River By Ellen Hanak, Jeffrey Mount, Brian Gray, Kurt Schwabe ... Nov 12, 2018 The Colorado River—a major water source for Southern California’s cities and farms—is shared among seven states and Mexico. Water use now outstrips supply. The environmental impacts of water use in this basin pose special challenges. This brief describes adaptation strategies so that the river can continue to provide essential benefits to the region.
Report California’s Water: Water for the Environment By Ellen Hanak, Jay Lund, Jeffrey Mount, Peter Moyle ... Nov 12, 2018 River and wetland ecosystems in California—and the many birds, fish, and other species they support—are in serious decline. Major investments and novel approaches are needed to improve the health of our natural environment. This brief explains how water is used for environmental purposes and describes priority approaches that could improve its management.
Report California’s Water: Preparing for Floods By Ellen Hanak, Jay Lund, Jeffrey Mount, Matt Kondolf ... Nov 12, 2018 One in five residents and billions of dollars in assets are vulnerable to flooding. Climate change brings new vulnerabilities. This brief describes new tools and approaches that can reduce these risks.
Report California’s Water: The Sacramento-San Joaquin Delta By Ellen Hanak, Jay Lund, Jeffrey Mount, Peter Moyle ... Nov 12, 2018 The Delta is the deteriorating, fragile hub of California’s water supply system. Critical decisions about its future are pending. This brief looks at various approaches being proposed to improve management and health of the Delta.
