Republicans intend to challenge a key climate-change program in the Democrats’ $3.5 trillion tax-and-spending package with the same maneuver that helped knock out immigration reform.

Joe Biden and Xi Jinping boosted their efforts to help other nations address climate change as fears over the global environment and the Covid-19 pandemic dominated the first day of world leaders addressing the annual United Nations General Assembly.

The Alliance for the Wild Rockies hit the U.S. Forest Service with a lawsuit in federal court in Montana Tuesday, challenging the decision to approve a 29,180-acre project that features 13 miles of permanent roads and allegedly threatens an imperiled population of bears.

China plans to stop building new coal-fired power plants in other nations, potentially ending one of the last sources of international funding for the dirtiest fossil fuel.

An upcoming wolf hunt in Wisconsin violates tribes’ treaty rights and must be blocked, the tribes told a federal court in the state Tuesday.

Dakota Access pipeline attorneys asked the U.S. Supreme Court to review a lower court’s decision that the project needs additional environmental review, saying that the pipeline faces a significant risk of being shut down.

Republicans intend to challenge a key climate-change program in the Democrats’ $3.5 trillion tax-and-spending package with the same maneuver that helped knock out immigration reform.

President Joe Biden urged the world to turn from conflict toward cooperation against the urgent threats of climate change and disease, seeking to shore up international alliances shaken by recent U.S. foreign policy missteps.

Utility companies in California will have to pay attorneys’ fees on top of damages in lawsuits over inaccurate underground line locations, under a new state law.

President Joe Biden’s pledge to double the money the U.S. will spend helping poorer nations fight climate change is drawing a mixed response from environmentalists. But the real test is whether he can win over Congress and spur other countries to step up their own climate ambitions.