A long-planned megaproject to export liquefied natural gas (LNG) sourced from Alaska’s North Slope will face additional environmental scrutiny in order to comply with two executive orders from President Biden on climate change, the Department of Energy (DOE) said.

DOE said last Friday (July 2) it intends to prepare a supplemental environmental impact statement (SEIS) for the Alaska LNG project under development by state-owned Alaska Gasline Development Corp., or AGDC.

The SEIS would include analysis of potential environmental impacts associated with natural gas production on the North Slope and a life-cycle analysis calculating the greenhouse gas (GHG) emissions for LNG exported from the proposed project, DOE said in a notice posted to the Federal Register. 

The life-cycle...