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

U.S. President Joe Biden began a historic Brazil trip Sunday, becoming the first sitting American president to visit the Amazon rainforest to mark what the White House calls his "legacy" on fighting climate change, couching it in economic terms of the race between countries in “harnessing the clean energy revolution.”

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.