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A woman shopping for frozen fruit in a Walmart store in Coquitlam, Canada.

Not Cool: How the EPA’s Refrigerant Rollback Will Raise Your Grocery and AC Costs

Expert BlogUnited StatesDavid Doniger, Dr. Richie Kaur, Jeremy Arling
NRDC and industry are suing over cost-raising delays in moving away from HFC super pollutants in supermarkets and cold storage warehouses.
A protester holds up a sign at a Stand up For Science rally held at Washington Square Park in Manhattan, New York City, on March 7, 2025.

Political Control of Research Funding Threatens Sound Science

Expert BlogUnited States
Decades of federal research funding have led to breakthroughs in medicine, technology, and environmental science. A new OMB proposal aims to derail all of this through political interference.
Brad Smith, president of Microsoft Corporation, speaks during a climate initiative event at the Microsoft Corp. campus in Redmond, Washington, on January 16, 2020. Microsoft unveiled plans to invest $1 billion to back companies and organizations working on technologies to remove or reduce carbon from the earth's atmosphere, saying efforts to merely emit less carbon aren't enough to prevent catastrophic climate change.

The Carbon Removal Market Can Work—If We Build It Right

Expert BlogUnited StatesSam F. Savitz, Dr. Jennifer DiStefano
The CDR industry’s reliance on Microsoft shows the limits of voluntary climate action—and the need for government to do its part. It’s time to take the trash out of our atmosphere.
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The EPA Continues Pushing a Gas Guzzler Mandate

Expert BlogUnited States, CaliforniaKathy Harris

Congress should address the real affordability crisis—not waste time turning decade-old clean car standards into a political boogeyman. 

Breathing in Harm: The Toll of Freight Pollution in California

Expert BlogLos Angeles, Long Beach, CaliforniaGuillermo A. Ortiz

Diesel trucks, making up just 6 percent of vehicles in California, are responsible for a disproportionate amount of harmful emissions, severely impacting communities near freight routes like those in the Inland Empire.

CTC Lets Flawed Yolo 80 Project Cut the Line

Expert BlogCalifornia, SacramentoCarter Rubin

CTC's $105M highway widening grant shows it has lost the plot when it comes to following Governor Newsom’s and the Legislature’s stated climate directives.

An Opportunity to Reconnect Communities in CA

Expert BlogCalifornia, San Francisco, San Diego, Sacramento, Los Angeles, Long BeachZak Accuardi
New state and federal funding is helping repair harm and reduce pollution in communities divided by roads and highways. California can do even more.

Investing in Clean Air for California

Expert BlogCalifornia, Los Angeles, Long Beach, San Francisco, San Diego, SacramentoZak Accuardi, Ali Lehman

California leaders can transform the state's most-polluting transportation program into climate, freight, and community benefits by supporting AB 2535 (Bonta) 

What’s on Caltrans’s $16B Holiday SHOPP-ing List

Expert BlogCalifornia, Los AngelesCarter Rubin

The $15.7 billion State Highway Operations and Protection Program is one of the state’s biggest infrastructure packages. But what’s really in the 599 projects?

Powering Up Californians Act Is Signed into Law

Expert BlogUnited States, CaliforniaMax Baumhefner, Merrian Borgeson
Governor Newsom approves new law that will prepare the electrical grid and reduce the time needed to energize EV charging stations and electrify buildings.

CARB Must Reform LCFS Program

Expert BlogCaliforniaKiki Velez
Will CARB listen to the community voices calling for change to the LCFS Program?