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Super-Pollutants

A US Non-Profit Aims to Reduce Emissions of a Super Climate Pollutant From Chemical Plants in China

Carbon credits for nitrous oxide reductions could fill a key gap in international agreements and government regulations. A former industry insider says it’s a “reward for bad behavior.”

By Phil McKenna

Ascend Performance Materials' adipic acid plant near Pensacola, Florida. Credit: Agya Aning
A pump jack works in Texas' Permian Basin as the EPA proposes a new rule to reduce methane leaks in oil and gas operations. Credit: Joe Raedle/Getty Images.

Methane Mitigation in Texas Could Create Thousands of Jobs in the Oil and Gas Sector

By Martha Pskowski

Aerial photo taken on Nov. 21, 2019 shows a night view of a factory of Petrochina Liaoyang Petrochemical Company in Liaoyang, northeast China's Liaoning Province. Credit: Yang Qing/Xinhua via Getty Images

Eleven Chemical Plants in China and One in the U.S. Emit a Climate Super-Pollutant Called Nitrous Oxide That’s 273 Times More Potent Than Carbon Dioxide

By Phil McKenna

New York Gov. Kathy Hochul speaks at the campaign launch event for 'We Love NYC' in Times Square on March 20, 2023 in New York City. Credit: Alexi Rosenfeld/Getty Images

New York Could Change How It Measures Methane. Here’s Why That’s a Big Deal

By Kristoffer Tigue

Air conditioners Kota Bharu Malaysia. Credit: Andrew Woodley/Education Images/Universal Images Group via Getty Images

Potent Greenhouse Gases and Ozone Depleting Chemicals Called CFCs Are Back on the Rise Following an International Ban, a New Study Finds

By Phil McKenna

A malfunctioning flare at a tank battery in the New Mexico Permian Basin, photographed on Feb. 6, 2023. Incomplete combustion in a flare, as pictured, generates more emissions. Credit: WildEarth Guardians.

As Enforcement Falls Short, Many Worry That Companies Are Flouting New Mexico’s Landmark Gas Flaring Rules

By Martha Pskowski

Electricity pylon and power cables. Credit: Tim Graham/Getty Images

US Emissions of the World’s Most Potent Greenhouse Gas Are 56 Percent Higher Than EPA Estimates, a New Study Shows

By Phil McKenna

A flare stack is pictured next to pump jacks and other oil and gas infrastructure on April 24, 2020 near Odessa, Texas. Credit: Paul Ratje/AFP via Getty Images

Texas Environmentalists Look to EPA for Action on Methane, Saying State Agencies Have ‘Failed Us’

By Martha Pskowski

3M's chemical plant in Cordova, Illinois released 73 tons of perfluoromethane (CF4) into the atmosphere, more than any other industrial facility in the county, in 2021. CF4 is 7,380 times more potent than carbon dioxide as a greenhouse gas and remains in the atmosphere for 50,000 years. Credit: Phil McKenna

A 3M Plant in Illinois Was The Country’s Worst Emitter of a Climate-Killing ‘Immortal’ Chemical in 2021

By Phil McKenna

Why Chinese Aluminum Producers Emit So Much of Some of the World’s Most Damaging Greenhouse Gases

By Phil McKenna, and Lili Pike, Grid China Reporter

Why American Aluminum Plants Emit Far More Climate Pollution Than Some of Their Counterparts Abroad

By Phil McKenna

Can being placed in can bank in the United Kingdom. Credit: Universal Images Group via Getty Images

Want to Help Reduce PFC Emissions? Recycle Those Cans

By Phil McKenna

A gas leak causes bubbles on the surface of the water at Sea in Sweden on Sept. 29, 2022. Credit: Swedish Coast Guard / Handout/Anadolu Agency via Getty Images

A New Study from China on Methane Leaks from the Sabotaged Nord Stream Pipelines Found that the Climate Impact Was ‘Tiny’ and Nothing ‘to Worry About’

By Phil McKenna

Air conditioner units sit in windows of an apartment building on July 20, 2022 in Washington, D.C. Credit: Anna Moneymaker/Getty Images

A New Report Suggests 6 ‘Magic’ Measures to Curb Emissions of Super-Polluting Refrigerants

By Phil McKenna

A person walks among refrigerators on display at a Lowe's Home Improvement store on June 27, 2022 in Miami, Florida. Credit: Joe Raedle/Getty Images

Senate Votes to Ratify the Kigali Amendment, Joining 137 Nations in an Effort to Curb Global Warming

By Phil McKenna

A thermal image of SF6-containing electrical equipment at a Duke Energy substation. The image does not show any leaks. Credit: Phil McKenna

Duke Energy Is Leaking a Potent Climate-Warming Gas at More Than Five Times the Rate of Other Utilities

By Phil McKenna

A thermal image of SF6-containing electrical equipment at a Duke Energy substation. The image does not show any leaks. Credit: Phil McKenna

How a Successful EPA Effort to Reduce Climate-Warming ‘Immortal’ Chemicals Stalled

By Phil McKenna

Steve Shehadey, owner of Bar 20 Dairy Farm, walks through the feedlot on his farm. Credit: Grace van Deelen

Just Two Development Companies Drive One of California’s Most Controversial Climate Programs: Manure Digesters

By Grace van Deelen, Emma Foehringer Merchant

Bubbles, formed by rising methane gas, are seen frozen in the ice on a lake. Credit: Patrick Pleul/picture alliance via Getty Images

Methane Hunters: What Explains the Surge in the Potent Greenhouse Gas?

By Leslie Hook and Chris Campbell, The Financial Times

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