The U.S. Department of Energy (DOE) reaffirmed its decision authorizing the Alaska LNG project to export the super-chilled fuel, but will require the facility to limit carbon dioxide (CO2) emissions.

The DOE ordered the condition after a challenge from the Sierra Club and other environmental groups that oppose the project. As part of the export authorization issued in 2020, the agency will now require the project to certify in its monthly report that no CO2 is vented during the production of liquefied natural gas. CO2 could only be vented in the event of an emergency, maintenance or operational issues that would require it. 

“DOE believes that this venting prohibition will reduce emissions of greenhouse gasses from the Alaska LNG Project beyond what may have occurred under the...