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blog post

Understanding the New Federal Water Law

By Jeffrey Mount, Brian Gray, Caitrin Chappelle

A new law alters federal water policy in the Sacramento–San Joaquin Delta. The likely effects on both future water supply and environmental stewardship are largely unknown.

data set

PPIC Delta Water Accounting

These spreadsheets contain all data, sources, and methods used to calculate water use in California’s Sacramento–San Joaquin Delta, including estimates of outflow needed to meet regulations; ecological, export, and municipal and industrial uses; and watershed-level water sources and upstream depletions.

blog post

Video: Is California Ready for Drought?

By Lori Pottinger

Drought brings greater risks to some sectors and communities. At this virtual event, experts discussed the latest drought, and how to reduce its impacts to vulnerable sectors.

blog post

California’s Ecosystems in Perpetual Drought

By Lori Pottinger

The state’s freshwater species are adapted to a "boom and bust” ecology, but human intervention and drought have taken away the "boom.” An expert interview with river scientist Ted Grantham. 

Report

A Path Forward for California’s Freshwater Ecosystems

By Jeffrey Mount, Brian Gray, Karrigan Bork, James Cloern ...

California’s freshwater ecosystems are under pressure and its aquatic biodiversity is in decline. The state needs a new approach to protect the many beneficial uses these ecosystems provide. This report describes a way to manage the state’s freshwater ecosystems—called “ecosystem-based management”—that can improve conditions for native biodiversity and human uses, and increase resilience to climate change.

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