Yet according to UN Ambassador Nikki Haley, Trump does in fact believe in climate change. A 67 percent majority of Republicans support Trump's action, but that drops to 22 percent among political independents and 8 percent of Democrats.
They took place just days before the highly anticipated appearance June 8 before a Senate committee of James Comey, who as FBI director was leading an investigation of the Russian Federation matter before Trump fired him early in May.
The president of the Federated States of Micronesia, Peter Christian who chairs the Forum, said island countries are now more determined and committed to taking serious action to address climate change and remain steadfast in their obligations under the agreement. "That's the reason it put us at an economic disadvantage internationally".
Trump's decision has left the United States virtually isolated on the world stage, and his insistence that he will seek to "renegotiate" the global accord has done little to ease a wave of bitter condemnation. Under the deal, countries would set their own targets - and their own approaches - for reducing their emissions, with the aim of increasing the ambition of their targets over time. Coal-fired power plants in the United States, as elsewhere, would have to have meet environmental standards under the pact.
Speaking at a media briefing Sunday morning, former Oklahoma attorney general Pruitt expressed his thoughts on the President's decision, telling Fox News' Chris Wallace that former President Barack Obama's decision to join the Paris climate accord was a "bad deal" despite what others had said about the move.
Days after President Trump announced that he would be pulling the US out of a global agreement to fight climate change, more than 1,200 business leaders, mayors, governors and college presidents have signaled their personal commitment to the goal of reducing emissions.
"The rest of the world wanted to tell us how to do it".
Trump has been keeping quiet on this question, and aides and advisers aren't saying what their boss' opinion is.
And then there are the jobs that have been created due to the world's attention to the climate. The history of these sorts of agreements, after all, has mostly been one of promises made and not kept, at least when keeping them entailed politically or economically hard trade-offs, as was the case with the Kyoto Protocol.
The overwhelming majority of climate scientist believe human activity is the main driver behind the risky warming of the planet.