Ten Republican attorneys general yesterday sued the Biden administration over its plans to increase the social cost of carbon, building on an earlier lawsuit brought by a dozen red states.

Millions of drinking wells around the world may soon be at risk of running dry. Overpumping, drought and the steady influence of climate change are depleting groundwater resources all over the globe, according to new research.

The U.S. Chamber of Commerce yesterday stopped short of throwing its support behind pricing carbon emissions, despite strong encouragement from Sen. Sheldon Whitehouse.

New York City yesterday sued oil and gas giants over their alleged deceptive advertising to consumers, firing a second shot in its legal battle with the fossil fuel industry after the city's first effort fizzled.

Climate finance advocates have waited months for details of how President Biden plans to leverage public and private cash to curb global warming.

The United States plunged back into the climate fight yesterday, shaking off years of denial and embracing steep cuts to carbon emissions that scientists say might keep global warming in check. But it failed to bring the world's biggest emitters along.

The European Union reached a tentative climate deal that is intended to make the 27-nation bloc climate-neutral by 2050, with member states and parliament agreeing on new carbon emissions targets on the eve of a virtual summit hosted by President Biden.

Chinese President Xi Jinping will take part in President Biden's climate summit this week, the government announced yesterday.

Visa Inc. will aim to achieve net-zero greenhouse gas emissions by 2040 after already reaching carbon neutrality across its own operations last year.

The process of making fine whiskey involves aging spirits to a golden brown, but a bourbon-producing giant is going green along the way.

Finance firms that manage $70 trillion of the global economy say they're all in on the clean energy transition.

A federal judge yesterday appeared puzzled by environmental groups' request to scrap former President Trump's changes to implementing regulations for the National Environmental Policy Act.

NASA is "uniquely positioned" to aid President Biden's climate policy agenda, former Sen. Bill Nelson (D-Fla.) said during his confirmation hearing yesterday.

President Biden will spend the next two days trying to convince world leaders that the United States is serious this time when it comes to dramatically cutting its carbon emissions.

Coal will need to disappear, electrification of cars and buildings must rapidly accelerate, and oil consumption has to wane if the United States hopes to cut its emissions in half over the next decade, experts say.

President Biden will announce historic climate commitments today at a White House summit with dozens of world leaders.

Billionaire Tom Steyer joined academics and environmental activists in urging California to end net greenhouse gas emissions by 2030.

The municipal debt market may be headed for a second straight year of unprecedented green-bond issuance, in a boon for asset managers keen on deploying cash to such investments.

The U.K. government yesterday set itself a tough new climate target, pledging to cut carbon emissions by more than three-quarters of their 1990 levels by 2035 while closing a loophole that had left much of the pollution from airplanes and ships out of the tally.

Australia has announced more than $420 million in new funding for emissions-reductions projects, days before Prime Minister Scott Morrison attends President Biden's virtual climate summit of global leaders.