A U.S. regulator on Wednesday proposed new rules to strengthen safety requirements for carbon dioxide and hazardous liquid pipelines at a time when carbon capture technologies see increased adoption to fight global warming.

The Pipeline and Hazardous Materials Safety Administration, or PHMSA, announced Wednesday a notice of proposed rule making to strengthen guidelines for carbon dioxide pipelines. The proposed rule would apply to carbon dioxide transported in a supercritical liquid state through pipelines and establishes,

Colonial Pipeline has temporarily shut down its main gasoline line after a leak in Georgia, according to CNN. Line 1 of the 5,500-mile Colonial Pipeline had a “gasoline release,” according to Stephen Dooley,

Colonial Pipeline's main U.S. gasoline artery is expected to remain shut through Friday as the company continues to search for the source of a suspected leak in Paulding County, Georgia, the company said in a statement on Wednesday.