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Policy Brief

Policy Brief: Groundwater and Urban Growth in the San Joaquin Valley

By Andrew Ayres, Ellen Hanak, Henry McCann, David Mitchell ...

This policy brief distills the key takeaways from our report about the challenges urban utilities in the San Joaquin Valley will face as they address groundwater overdraft under the Sustainable Groundwater Management Act (SGMA). Learn how to ensure a smooth transition for the region’s residents.

blog post

Tackling Cold-water Droughts in a Changing Climate

By Jeffrey Mount, Michael Dettinger

Drought comes in many forms in California, but one common type of drought isn’t receiving enough attention: the cold-water drought. Our senior fellow Jeffrey Mount and researcher Mike Dettinger explain what a cold-water drought is—and why it matters so much.

Report

What If California’s Drought Continues?

By Ellen Hanak, Jay Lund, Jeffrey Mount, Peter Moyle ...

California is in the fourth year of a severe, hot drought—the kind that is increasingly likely as the climate warms. Although no sector has been untouched, impacts so far have varied greatly, reflecting different levels of drought preparedness. Urban areas are in the best shape, thanks to sustained investments in diversified water portfolios and conservation. Farmers are more vulnerable, but they are also adapting. The greatest vulnerabilities are in some low-income rural communities where wells are running dry and in California’s wetlands, rivers, and forests, where the state’s iconic biodiversity is under extreme threat. Two to three more years of drought will increase challenges in all areas and require continued—and likely increasingly difficult—adaptations. Emergency programs will need to be significantly expanded to get drinking water to rural residents and to prevent major losses of waterbirds and extinctions of numerous native fish species, including most salmon runs. California also needs to start a longer-term effort to build drought resilience in the most vulnerable areas.

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Video: Water and Growth in the West

By Ellen Hanak

When water supplies are tight, the question of whether government should limit growth rises to the surface. Ellen Hanak discusses the issue at a conference on water sustainability in the West.

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Commentary: Water Markets Can Reduce the Costs of Drought

By Ellen Hanak

California’s warming climate is making droughts more intense, complicating water management. A new water futures market provides a tool to insure against price shocks arising from drought-fueled shortages.

Report

Improving California’s Water Market

By Andrew Ayres, Ellen Hanak, Brian Gray, Gokce Sencan ...

Water trading and banking will prove important tools to help California bring its groundwater basins into balance under the Sustainable Groundwater Management Act (SGMA). A broad range of policy changes could help improve and expand California’s water market while protecting communities from harm.

blog post

Paying for Groundwater Recharge

By Andrew T. Fisher

A pilot program to incentivize groundwater recharge near Monterey could be replicated across the state.

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