When President Joe Biden worked to burnish his climate legacy in the Brazilian Amazon on Sunday, the unspoken presence of Donald Trump shadowed the historic stop.

"Some may seek to deny or delay the clean energy revolution that's underway in America, but nobody — nobody — can reverse it," Biden said. But Trump has vowed to roll back those plans.

Joe Biden became the first sitting U.S. president to visit the Amazon rainforest on Sunday (November 17), flagging the dangers of global warming often dismissed by President-elect Donald Trump, who has vowed to scrap measures to fight climate change.

Joe Biden toured the shrinking waters of the Rio Negro as the first sitting American president to set foot in the Amazon rainforest.

The president toured the rainforest and promised Brazil funds for environmental initiatives, even as the incoming Trump administration appears poised to roll them back.

Biden’s emphasis on climate change during his trip creates yet another contrast with Trump as the president prepares to leave office.

Joe Biden will put a bow on his environmental legacy Sunday, becoming the first sitting U.S. president to visit the Amazon — a gesture of solidarity with global efforts to confront the looming catastrophe of climate change.

Joe Biden witnessed the devastation of drought up close as the first sitting American president to visit the Amazon rainforest Sunday, declaring that nobody can reverse "the clean energy revolution that's underway in America" even as the incoming Trump administration is poised to scale back efforts to combat climate change.

President Joe Biden on Sunday visited the Amazon rainforest in Brazil, becoming the first sitting US president to do so. The region, roughly the size of Australia, plays a crucial role in storing carbon dioxide,