The Environmental Protection Agency is proposing to weaken Obama-era rules about leaks of methane, a potent greenhouse gas that contributes to global warming.
No ride-hailing company has seriously addressed the real heart of the transportation problem: more trips, more miles, more greenhouse gases.
California is on pace to meet the goal of its Global Warming Solutions Act of 2006.
China is the world's biggest greenhouse gas emitter—and right now, Beijing is taking climate much more seriously than Washington is.
The tiny South Asian kingdom of Bhutan absorbs three times as much carbon as it emits.
To understand the outrage over the Volkswagen scandal and recall, consider the meat industry.
A new study tells us how we can have both.