The world's largest retailer recently announced Project Gigaton, arguably one of the most ambitious efforts to reduce climate pollution by any U.S. corporation.

It will broadly endanger Americans' health and welfare, and lead the U.S. backward to an era of more pollution instead of forward to the clean energy economy.

Controlling methane is one of the fastest and most affordable climate strategies at our disposal

The Senate is poised to vote on a bill – passed by the House on Feb. 3 – to rob taxpayers of hundreds of millions of dollars in royalties owed by energy companies.

Pruitt has a record of opposing many of the clean air, clean water and environmental health protections that Americans overwhelmingly support.

ncontrolled leaking and venting of natural gas wastes a valuable resource and threatens our climate.

Prime Minister Justin Trudeau and President Barack Obama’s climate announcement on Thursday came at a perilous time.

Just over a decade ago, EDF and Walmart launched a groundbreaking partnership — one that’s delivering powerful results and helping to scale sustainability across the retail supply chain.

Among the top issues on Congress’s to do list in the new session is fixing the last of the 1970’s environmental laws to get an update.

Porter Ranch is the placid Los Angeles neighborhood where Elliott and E.T. rode their flying bike in Steven Spielberg’s blockbuster movie.

As I write this, a massive methane leak from a ruptured natural gas storage facility in California is causing, every day, as much climate damage over the next 20 years as 7 million cars.

The sweeping new climate protection policy announced recently by Alberta Premier Rachel Notley has been hailed as a game changer by industry and environmentalists alike.

There was a time when market-based approaches seemed to fall off the radar in discussions of climate policy, but carbon markets are back.

The past few years has seen emissions trading ripple out throughout the world. The Paris agreement is an opportunity to leverage these efforts to inspire greater ambition.

For too long, the Endangered Species Act has served as an emergency room for at-risk wildlife.