California has taken center stage in national and international efforts to fight global warming. This survey of over 300 of the state’s cities and counties puts the spotlight on the role California’s local governments are playing. It finds that there is already considerable local involvement...

California’s Sacramento-San Joaquin Delta is widely perceived to be in crisis today: its levee system is fragile, many of its native species are declining rapidly, and it lacks strong governing institutions to deal with its problems. In its current state, the Delta is unsustainable for almost...

Over the next 25 years, outdoor water use will be a major factor in escalating water demand in California. The demand will be aggravated by the dominant land-use pattern in inland areas: single-family homes with lush lawns. Without efforts aimed specifically at reducing outdoor urban water use,...

California has ambitious plans to cut greenhouse gas emissions. But the state also needs an integrated policy to prepare for--and adapt to--climate change. This report finds that some institutions, such as water agencies and electrical utilities, have already begun planning for change. But other...

As a result of climate change, California is likely to face significant challenges to coastal management along the ocean coastline and within the San Francisco Estuary, and tough tradeoffs exist. For example, one of the primary means of protecting buildings and infrastructure from sea level rise...

Among the potential impacts of climate change, accelerated sea level rise and a reduced Sierra snowpack are the most certain. Both will pose significant challenges for water supply and flood management. Water utilities have already begun to plan for these changes, but flood control agencies are...

Although significant water trading has occurred in California since the drought of the early 1990s, many localities have restricted water transfers because of the perceived harm to other users and the local economy. In Who Should Be Allowed to Sell Water in California? Third-Party Issues and the...

California’s population is expected to add another 14 million people by 2030, reaching a total of 48 million. One of the most serious concerns of policymakers is whether the state will be able to supply the water needed to sustain such a population. Although many large water projects in the...

For over 50 years, California has been pumping water through the Sacramento-San Joaquin Delta for extensive urban and agricultural uses around the state. Today, the Delta is ailing and in urgent need of a new management strategy. This report concludes that building a peripheral canal to carry...

Faced with rapid population growth and increasing difficulties in mobilizing new sources of water, many western states have instituted laws conditioning the approval of residential development on the adequacy of long-term water supplies. Although planners have generally supported these laws as a...