Pelosi said that by walking away from the pact, Trump is abandoning America's leadership in the fight against climate change and sending a strong message to the rest of the world to design clean energy solutions and create jobs elsewhere. "I believe the United States of America should be at the front of the pack", Mr Obama said.
In a Wall Street Journal op-ed, Rep. Kevin Cramer, R-N.D., called it "abundantly clear that the agreement, which is and will remain legally nonbinding, does not prohibit lowering the American pledge", which was set at a 26 to 28 percent emission reduction.
"The decision reeks of ignorance and condemns USA foreign policy into infamy", she said in a statement.
One other potential bright spot: It looks like China and India, the two other heavy hitters in carbon emissions, are starting to drop their usage of coal and instead invest in renewables.
California is the nation's most populous state.
With much of the implementation of the accord taking place at the local level, the Paris accord's supporters will hope the deal will be in hibernation rather than killed off entirely.
Italian Prime Minister Paolo GentiloniIn a tweeter request, Paolo Gentiloni said his country should not retreat from its actions on climate. "And if we can't, that's fine", he said.
Pruitt was in the Rose Garden on Thursday for the announcement and gave brief remarks praising Trump's decision. The President's justification that this is an economic decision is irresponsible and ill-informed. It was part of a $1 million bid to persuade the billionaire CEO that he shouldn't work with Trump, given their sharp ideological differences, especially on climate change.
University of Canterbury political scientist Associate Professor Bronwyn Hayward said it felt "surreal" to listen to Trump's announcement while she packed to leave for an IPCC meeting in Paris.
Without mentioning the U.S. specifically, Li said that "China in recent years has stayed true to its commitment" and pointed out that his was one of the first countries to ratify the 2015 Paris Agreement.
Which is an ironic twist for a politician who claimed to make America first. "Industry must now lead and not depend on government". "So, we can't build the plants, but they can, according to this agreement".
In Berlin, Chancellor Angela Merkel expressed regret at the decision, and called for a continuation of "climate policies which preserve our world". "The leaders all agreed to continue dialogue and strengthen cooperation on environmental and other issues going forward", the White House said.
"There are indeed some underprivileged people in the United States, but their troubles are mainly caused by bad internal governance".
The unusual French-Italian-German statement, released barely an hour after Trump announced his decision, underscored the disappointment of the eurozone's three largest economies and their resolve to plow ahead without Washington's support.
The Paris Agreement commits signatories to efforts to reduce greenhouse gas emissions that cause global warming, which is blamed for melting ice caps and glaciers, rising sea levels and more violent weather events.
Past year was the warmest since records began in the 19th Century, as global average temperatures continued a rise dating back decades that scientists attribute to greenhouse gases.