Europe has some of the world’s most ambitious climate goals, but in recent months it has backtracked on rules governing automobile emissions and deforestation.

More than 450 people are suing Japan’s government and seeking damages of 1,000 yen ($6) each, alleging one of the world’s top greenhouse gas emitters isn’t doing enough to combat global warming.

Seven years ago, concerned about global warming, I purchased an electric vehicle as the only car for my single person household.

Researchers say the findings, the first documented case of rising temperatures driving genetic change in a mammal, offer a "glimmer of hope" for the Arctic species, which is facing possible extinction this century.

Earth system models offer insight into how climate change will affect communities. But residents of those communities are rarely consulted on the design and deployment of these models, which can lead to the models being misused in local decision-making.

Diplomats told E.U. officials that the bloc’s law on methane, a potent greenhouse gas, would hurt American oil and gas companies.