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Articles on California

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Atmospheric rivers are long filaments of moisture that curve poleward. Several are visible in this satellite image. Bin Guan, NASA/JPL-Caltech and UCLA

Atmospheric rivers are shifting poleward, reshaping global weather patterns

These powerful ‘rivers in the sky’ provide a huge share of annual precipitation in many regions, including California. They can also melt sea ice, with global climate implications.
Police officers watch a homeless man follow their order to break down his tent in Venice, Calif., in July 2024. Genaro Molina/Los Angeles Times via Getty Images

Cities are clearing encampments, but this won’t solve homelessness − here’s a better way forward

The US Supreme Court’s high-profile Grants Pass ruling allows cities to clear homeless encampments, even if they can’t offer shelter. A scholar explains why a Housing First approach is more effective.
The edge of the Salton Sea, a heavily polluted lake with large geothermal and lithium resources beneath it. Manuel Pastor

Big lithium plans for Imperial Valley, one of California’s poorest regions, raise a bigger question: Who should benefit?

The promised ‘white gold rush’ would extract lithium alongside geothermal power production. The mineral is used in EV batteries, but even this less-polluting mining raises local health concerns.
Views on how to deal with the homeless encampments that have cropped up across California in recent years, such as this one in Venice Beach, Los Angeles, in June 2021, don’t fall neatly along party lines. Frederic J. Brown/Getty Images

Local elections are less partisan because voters will cross party lines when issues hit close to home

4 in 10 voters would back a candidate from the opposing party for local office if that politician shared their views on homelessness and housing, according to survey data from California.
Wildfire smoke is hard to avoid in California, even in urban neighborhoods. Paul Harris/Getty Images

Wildfire smoke linked to thousands of premature deaths every year – here’s why and how to protect yourself

Breathing wildfire smoke can cut years off people’s lives. As fires become more frequent in a warming world, smoke is leading to a public health crisis, harming people far from the flames.
Black-crowned night herons perch on rocks in the Los Angeles River in Los Angeles. Mel Melcon / Los Angeles Times via Getty Images

Cities contain pockets of nature – our study shows which species are most tolerant of urbanization

Even in a concrete jungle like Los Angeles, wild species show up in surprising places. New research identifies the types of wildlife that best tolerate urban development.
Inmate fire crews work alongside professional fire crews and do the same work. But they receive little, if any, pay. David McNew/AFP via Getty Images

Rural counties increasingly rely on prisons to provide firefighters and EMTs who work for free, but the inmates have little protection or future job prospects

Georgia’s inmate fire crews respond to hundreds of calls in surrounding counties every year. Without them, there might not be a responder, but they aren’t universally loved – and they don’t get paid.
Utilities can turn off power to reduce the risk that their equipment could spark wildfires during extreme weather events. Smith Collection/Gado via Getty Images

Colorado is latest state to try turning off the electrical grid to prevent wildfires − a complex, technical operation pioneered in California

Turning off power is a last-ditch strategy for utilities to reduce the risk that their systems could spark wildfires. In most states, deciding whether to take that step is up to utilities.
As more homes like these in Folsom, Calif., add solar power, electricity pricing becomes more complicated. AP Photo/Rich Pedroncelli

California is wrestling with electricity prices – here’s how to design a system that covers the cost of fixing the grid while keeping prices fair

California is considering a controversial proposal for utilities to charge customers for electricity based partly on household income. Two scholars explain how this approach could benefit everyone.
Leaders speak during a plenary session at the COP28 UN climate summit, Dec. 13, 2023, in Dubai, United Arab Emirates. COP28 was notable for being the first COP to provide a substantial platform for sub-national groups. (AP Photo/Kamran Jebreili)

It’s time we include cities and regions as equal partners in global climate negotiations

Subnational authorities are leading the charge on a just transition and dealing with climate change impacts. It is time for this key role to be reflected in international climate negotiations.

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