The Iowa Supreme Court on Friday narrowly dismissed a case alleging Iowa regulators violated state law by failing to protect the Raccoon River, a drinking source for about 500,000 Iowans in the greater Des Moines area.

Environmental groups missed their deadline to challenge the Bureau of Land Management’s decision to round up horses and remove them from a certain area in Nevada, the D.C. Circuit affirmed Friday.

California is bracing for another afternoon of blistering weather and potential blackouts as officials urge people to conserve power and forecasters warn of a brutal summer ahead.

The co-founders and directors of Dakota Plains Holdings Inc. failed to do away with a securities fraud class action accusing them of manipulating the defunct oil services company’s stock while concealing large equity stakes, a federal court in New York ruled.

North Dakota is pushing the U.S. Supreme Court to weigh in on federal climate regulation—the latest in a series of recent petitions on the issue.

A former official at the National Wildlife Federation who served in the Obama administration is President Joe Biden’s choice to manage the Interior Department’s energy and land programs—solidifying environmentalist oversight of federally-owned oil, gas and other energy resources.

States could use federal energy planning and conservation funds for security plans to protect energy infrastructure from cyberattacks and physical threats under H.R. 1374.

Former President Donald Trump continued challenging Republican incumbents by endorsing Kelly Tshibaka in her battle to unseat Alaska Senator Lisa Murkowski, one of the GOP senators who voted to convict him in his impeachment trial.

The U.S. Bureau of Land Management will no longer pursue its appeal of a court order to study the greenhouse gas emissions of an approved mine expansion in Utah, according to a filing in the Tenth Circuit.

The nation’s top refining trade group warns that the cost of complying with a federal mandate to blend biofuels into gasoline and diesel is skyrocketing and could reach $30.5 billion in 2021, as industry advocates petition the Biden administration to lower annual quotas.