The CEO of EQT Corp., the largest natural gas producer in the United States, on Wednesday said leveraging the nation’s natural gas exports could aid foreign allies and reduce global emissions.

On the third day of CERAWeek by S&P Global as natural gas took center stage, CEO Toby Z. Rice made the case to use domestic liquefied natural gas (LNG) supply to cut coal use and address global climate change.

“Unleashing U.S. LNG to target international coal consumption is not only proven, the opportunity represents the largest green initiative on the planet,” Rice said in unveiling the plan. “By providing a solution to the principal driver of international emissions – emissions that must be addressed if we are to succeed in our climate efforts – we have the ability to extend our...