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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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A New Pathway to a Western Grid

Expert BlogWest, Colorado, Arizona, California, Nevada, New Mexico, Idaho, Washington, Oregon, Montana, Utah, WyomingKelsie Gomanie

Pathways Initiative approves two-step approach to create independent governance for a west-wide electricity market.

Winter Storm Elliott Report Highlights the Risk of Natural Gas Failures

Expert BlogUnited States, East, Alabama, Florida, Georgia, Mississippi, South Carolina, Tennessee, TexasDana Ammann
PJM’s report on Winter Storm Elliott found that gas generators were responsible for 70 percent of forced outages during December 2022. Climate change will only intensify future severe weather. 

Renewables and Storage Hold Their Own in the Texas Heat Dome

Expert BlogTexasJohn Moore

No fossil fuels, no problem? Texas investments in wind and solar pay off, generating record-breaking renewable power to meet all-time high electricity demand during nearly 10-day heat dome—despite fossil fuel plant failures.

New Program Will Help Ensure Reliable Electricity in the West

Expert BlogCanada, Arizona, California, Idaho, Montana, Nevada, Oregon, Utah, Washington, Wyoming, WestKelsie Gomanie
The Western Resource Adequacy Program (WRAP) is designed to provide benefits for customers, utilities, and the environment.

The Race to Organize Energy Markets in the Western U.S. Is On

Expert BlogArizona, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, WyomingKelsie Gomanie
A western regional transmission organization would spur the development of clean electricity sources and lower costs for consumers.

A $3 Billion Milestone for the Western Grid

Expert BlogUnited States, California, Nevada, Oregon, Washington, Arizona, Idaho, Utah, Montana, Wyoming, WestKelsie Gomanie

After a year of record-breaking heat waves, drought, and flooding, add to that list some good news for the Western United States: The Western Energy Imbalance Market (WEIM) is positioned to surpass $3 billion in cumulative benefits by the end…

Solar Helps Keep the ACs Humming in Texas

Expert BlogTexasJohn Moore

In a month that has seen Texas sizzle under record-breaking heat, solar, and wind power have been key to helping keeping the lights on—and air conditioners humming.

Make It Modular: Why Wind and Solar Are So Resilient

Expert BlogTexasNathanael Greene

Wind and solar power were not the primary cause of the grid failure in Texas—the main culprit was fossil gas plants that went offline. In fact, wind and solar are intrinsically more reliable than fossil power, but not in the…

MISO and SPP Can Benefit from a More Connected Grid

Expert BlogTexas, Arkansas, Mississippi, Louisiana, Kansas, MissouriToba Pearlman

Electric grids across the Midwest, South, and in Texas failed a key resilience test during last month’s winter storm, and one key conclusion is clear: The grids connected via transmission lines fared significantly better than those isolated and on their…

A Tale of Two Grids: Texas and California

Expert BlogCalifornia, TexasRalph Cavanagh

Although both California and Texas recently faced traumatic weather events, the consequences for electric system reliability were dramatically different. 

Texas Needs a Smarter, More Resilient Electric Grid

Expert BlogTexasJohn Moore

Freezing cold temperatures put the Texas electric grid into distress this week, with likely dozens of deaths and other human suffering, more than 4 million losing power, and more than 40% of the state’s gas, coal, and nuclear fleet offline…