The Federal Energy Regulatory Commission approved a temporary certificate for the Spire STL Pipeline, allowing the already-built line to continue flowing gas through the St. Louis area amid a heated legal battle over its federal authorization.

Oil producers in the Permian Basin must do more to disclose and stop the leak of methane, a powerful greenhouse gas, a House committee wrote in a letter to 10 major oil companies.

The Biden administration is set to propose changes that would allow more biofuels to qualify for credits under the Renewable Fuel Standard program, including those partially processed at multiple facilities, according to people familiar with the matter.

Virginia air pollution officials rejected a controversial natural gas compressor station Friday, citing concerns it would harm communities already bearing the brunt of pollution.

Industries making planes, refrigerators, computers, and other goods need to know what specific chemicals are in their products so they can understand how evolving chemical regulations could affect them, auto and electronics industry officials said Friday at a Pentagon conference.

Spire STL Pipeline and Spire Missouri want the U.S. Supreme Court to consider the potentially “life-threatening consequences” of a lower court’s decision tossing the federal government’s approval of its pipeline in Missouri, according to a petition filed Friday.

Honeywell International Inc. and Saint-Gobain Performance Plastics Corp., the companies responsible for contaminating an upstate New York village’s drinking water supply with PFAS chemicals, must implement an alternative supply plan for the community, state officials said Friday.

SunPower Corp., which bills itself as the leading solar energy company in the U.S., accused a competitor in Idaho of infringing its trademark rights by implying it’s an authorized SunPower dealer eligible for its warranties.

Stanford University lost its bid for an early win against HP Inc., when a federal court ruled it hasn’t shown the company is liable for contributing to contamination on property it once leased from the school that’s now the site of faculty housing.

The U.S. Forest Service would be allowed by H.R. 4489 to use interest earned on amounts in settlement funds for remediation and rehabilitation on federal forest lands.