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Cal-Adapt 2.0: Download Data for Annual Averages of Temperature and Precipitation

Download annual averages of projected temperature and precipitation in California for future and historical scenarios.

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Cal-Adapt Recognized as Key Resource in California Legislation

On September 2, 2015, California’s State Legislature enrolled Senate Bill 379, which explicitly names Cal-Adapt as a resource for helping counties and cities across California understand and plan for local vulnerabilities related to climate change.

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New Sea Level Rise Visualizations with USGS CoSMoS Data and Guidance on Interpreting Climate Projections

Cal-Adapt launches new visualizations for Sea Level Rise from USGS CoSMoS model and adds guidance on how to interpret climate projections.

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New Video Demo and Online Course

We've recently added a short video tour to walk you through the different tools and data available in Cal-Adapt.

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New extreme heat tool

New extreme heat tool. One of the most serious threats to the public health of Californians, that has already presented a challenge to date, are extreme heat events. Climate models, developed by the Scripps Institution of Oceanography, project that extreme heat events will increase in frequency, intensity, and duration given future climate change.

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Welcome to Cal-Adapt!

After months of development, this web resource is now open to public use.  Within this site you will find a variety of tools and resources that enable you to visualize climate change data throughout California.

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New Cal-Adapt updates

Thanks to all of our beta testers who have given us great feedback on the site!  We have just enabled a number of updates that we hope addresses many of the thoughts that our users have shared.

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Climate Tools

Data Access



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State of California, Edmund G. Brown Jr., Governor