Politicians, activists, and experts condemn the efforts, emphasizing that "we are talking about the future of the world."
The world will have a dubious achievement to claim on New Year's Eve: unparalleled carbon emissions.
New research shows that going back to nature through more environmentally conscious land use could help the U.S. could cut a fifth of its greenhouse gas emissions.
Indigenous and environmental groups, as well as local landowners, celebrated the court victory, denouncing the proposed tar sands pipeline as "reckless and risky."
Half of the world's wealthiest countries (and biggest polluters) are not going to bother to meet their own commitments to emissions reductions.
Antonio Guterres opens the climate summit in Poland by naming climate change as "the most important issue we face."
At least 65,000 people march on the European Union's headquarters in Belgium to show their backing of the bloc's proposed curbs on climate change.
Cutting fossil fuel supply can help to limit demand, and a new study focuses on what could be the next big step in climate policy.
The author says the plan must be better than its Depression-era namesake if it is to destroy poverty and fossil fuel dependence at the same time.
Earthquakes of 7.0 and 5.8 rock buildings in Anchorage, and briefly trigger a warning to residents of Kodiak, Alaska, to flee to higher ground.