The National Climate Solutions Commission is required to give the White House, Congress and the states their recommendations within eighteen months.
Chief executive Odd Arild Grefstad cited the growth of renewable energy in USA states such as Texas, New York and California as signs that "the world has started the transition from fossil to a renewable economy".
Those briefed by the White House insisted on anonymity in order to discuss the matter ahead of Trump's announcement Thursday afternoon in the Rose Garden.
The "Paris accord" to reduce carbon emissions, was agreed in the 2015, and signed by almost 200 countries. Virtually every nation voluntarily committed to steps aimed at curbing global emissions of "greenhouse" gases.
President Donald Trump promised to announce his decision on whether to remain part of the agreement on Thursday. "Withdrawing from the agreement will limit our access to them and could expose us to retaliatory measures".
News of Trump's expected decision drew swift reaction from the United Nations.
The Kremlin also said the deal, which seeks to limit global warming to as close to 1.5 degrees Celsius as possible, would be less effective without the participation of major countries, Reuters reported.
Former Vice President Al Gore called Trump's decision "a reckless and indefensible action" and said the move "undermines America's standing in the world".
"It is downright un-American for a President to abdicate United States leadership to the great challenges facing our planet", Markey said in a statement.
Five Nordic countries wrote a last-minute letter to Trump, saying the Paris accord was a commitment "to our children".
South Africa secure ODI win over England
Thereafter Bairstow and Willey steadied things before the latter slapped Parnell to cover on 26, his highest ODI score. Despite losing three wickets at 101, Duminy and captain AB de Villiers took South Africa home easily .
"The Paris Agreement will continue with full force of implementation even if the United States pulls out", he added.
Other European leaders issued more explicit appeals to the USA government not to abandon worldwide measures against climate change.
Backing out of the agreement that way would take time, but would make it easier for the USA to return to climate change negotiations if a future administration would want to, says Andrew Light, a senior fellow at the World Resources Institute and a professor at George Mason University.
In a Berlin speech, Chinese Premier Li Keqiang said that fighting climate change is a "global consensus" and an "international responsibility".
"No matter whether other countries' positions may change, we will continue to uphold" a model of sustainable development, Hua said at a regularly scheduled news conference. The U.S.is the world's second largest greenhouse gas emitter and would otherwise have accounted for 21 percent of the total emissions reductions achieved by the accord through 2030.
'I will be announcing my decision on the Paris Accord over the next few days, ' he said.
Alden Meyer, director of strategy and policy for the Union of Concerned Scientists advocacy group, said "I don't think any other countries will follow the US out of Paris, so if he does leave, Trump will be in splendid isolation with the leaders of Syria and Nicaragua".
"I'm hearing from a lot of people, both ways".
Abandoning the pact was one of Trump's principal campaign pledges, but America's allies have expressed alarm about the likely consequences. Reports Wednesday indicated that he is expected to withdraw from the climate agreement, though some news outlets cautioned that he had not made a final decision.