Partisan politics are shaping the state’s population, according to a new analysis from the Public Policy Institute of California.

An NOAA map (below) shows the red zone stretch about 130 miles from its southernmost point at Cape Mendocino near Fortuna, ...

California's Democratic leaders may be closer to figuring out how they'll try to send more Democrats to the U.S. House of ...

California's coast braces for potential tsunami impacts following a massive earthquake off Russia's eastern coast.

There’s a sliver of Southern California paradise where volleyball nets punctuate the shoreline like exclamation points, surfers glide across waves with balletic precision, and the aroma of freshly ...

Esri, the global leader in location intelligence, has signed a Memorandum of Understanding (MoU) with Space42 and Microsoft to support the Map Africa Initiative. The effort is a five-year endeavor to ...

In April 2025, ALERTCalifornia launched a new Esri map layer that provides critical, real-time information from the program’s ...

California Democrats may upend the way the state draws congressional districts to weaken GOP power, a response to Texas ...

As Texas, under pressure from President Trump, considers redrawing congressional lines to boost GOP numbers in Congress, ...

IGIS Tech Notes describe workflows and techniques for using geospatial science and technologies in research and extension. They are works in progress, and we welcome feedback and comments below.

The Madre Fire in San Luis Obispo County grew to 52,500 acres entering the Fourth of July weekend. See where California wildfires are burning.

The Madre Fire was reported shortly after noon Wednesday, July 2, along Highway 166 about 25 miles east of Santa Maria.