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Climate Change

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An aerial view of Los Angeles from Runyon Canyon, with the skyline obscured by smog in the background
California activists paved the way for defining climate change as an air pollution problem. Now it's federal law, as part of the Inflation Reduction Act.
Cars drive along Badwater Road in Death Valley National Park, past evidence of flash flooding including debris and cracked dirt
Extreme climate events — like record-breaking heatwaves and historic flooding (as Death Valley experienced in Summer 2022) — are becoming more frequent. Here's why that's far from "normal."
A masked little girl stands nearly waist-deep in flooding waters.
A new study out of the University of Hawaiʻi at Mānoa warns that 58% of the infectious diseases known to impact humans, including COVID-19, are being aggravated by climate change.
A thick haze of smog sits above homes in San Bernardino, California.
The fourth season of "Earth Focus" explores how our environments affect our health. Stories of collective resistance and human agency reveal how geography itself is shaped by people, and how people act so that their destinies might not be determined by their geographies.
Aerial of an inland port in Stockton, CA
California’s environmental justice law is supposed to clean the air for 15 hot spot communities, home to almost 4 million people. But after more than four years and one billion dollars, it’s still impossible to say whether it’s worked.
a man in a hard hat smooths concrete with a highway in the background
California is welcoming infrastructure upgrades to its roads and bridges, but not requiring that the projects use readily-available lower-carbon concrete. The new construction will make it harder for the state to achieve its climate commitments.
COP26 Coalition Protestors Take Part In The Global Day of Action for Climate Justice
Youth climate activists have criticized the COP26 pact for being "vague" and failing to limit warming to 1.5 degrees Celsius compared to pre-industrial levels. For one activist, the disappointment with negotiations at the global level inspired him to focus his work more locally in Southern California.
Cars lined up in traffic heading into Oakland.
Nations addressing climate change took on gasoline and diesel vehicles in pledges that mirror California’s mandates and plans — and in some cases, go even further.
"Road closed" sign sits in the foreground while logs are stacked next to the closed road.
UN nations have pledged to reduce climate-changing methane and forest destruction within 10 years. California has been trying to handle both problems, with limited success.
Operations Section Chief Jon Wallace wearing a yellow jacket looks at and reached out to touch the protective foil wrapping around a big sequoia tree called General Sherman at Sequoia National Park, California
Drought, wildfires, extreme heat: California lawmakers cast climate change as the culprit in an emerging series of public health threats, setting aside billions to help communities respond. But they stopped short of more aggressively reducing the state’s share of the greenhouse emissions warming the planet.
The fourth person from the left, Bii Gallardo help hold a banner that reads "DEFEND THE SACRED" during the L.A. Women’s March in January 2020.
“I’ve fallen in love with working with my community and working for social justice and environmental rights,” says Bii Gallardo. Those are the reasons why the Apache and Yaqui activist works so hard to recognize Indigenous voices and fight for environmental justice.
A man in a blue jacket smiles in front of a lake.
For Michael Preston of the Winnemem Wintu tribe, salmon are important. An artist, activist, filmmaker and dancer, his tribe's goal is to bring the salmon back to California's McCloud River. But it's more than just about the fish, he said. With the lack of salmon, which is a keystone species, other animals, such as bears, eagles and mountain lions are being starved.
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