The decision, which will be announced this week, would put the US at odds with nearly every other nation on earth, CNN reports.
It would reflect a major reversal of the Obama administration's efforts on climate change. And it could trigger further efforts to erode the landmark climate agreement.
Read alsoMerkel: Europe can no longer rely on U.S. and Britain – DWThe precise mechanism for withdrawal hasn't yet been determined, and White House officials cautioned the plans could change until Trump makes his decision public. But in conversations over the past week, Trump has made clear he plans to fulfill his campaign promises to withdraw.
"I will be announcing my decision on the Paris Accord over the next few days. MAKE AMERICA GREAT AGAIN!" Trump tweeted Wednesday.
