Republican dialogue on climate change has hit a five-year low, while Democratic messaging has soared, according to an analysis by public affairs software company Quorum.
While the United States renounces its climate leadership, Africa is stepping up its game on solar.
Gaston Browne says the United States has a "moral obligation" to lead on climate change.
The actor said that the Trump administration had taken a "shameful" stance on climate change.
North Korea, known for its reclusive, militant policies, is attacking President Donald Trump for isolating himself from the international community.
Nicaragua says it will sign up to the climate deal, leaving Trump and Assad the only ones outside.
The president's decision has put valuable U.S. territories like Puerto Rico and Hawaii at severe risk.
As a continent Africa already faces four droughts—working against the effects of climate change is a necessity, not an option.
America joins Nicaragua and Syria as non-signatories to the landmark 2015 agreement.
The U.N. deputy secretary-general says she and U.N. Secretary-General Antonio Guterres are concerned over the new administration's attitude toward fighting global warming.
"Staving off the worst impacts of climate change will be severely hindered under this next U.S. administration," the letter says.
They cited defeating ISIS and tackling climate change as shared priorities.
For the first time, nations across the world have joined together for a legally binding common cause.