Chinese President Xi Jinping vowed to work with President-elect Trump's administration during a meeting with President Biden in Lima, Peru, on Saturday.

Joe Biden met Chinese President Xi Jinping for the last time as US President on Saturday, as the departing administration aims to lower tensions before Donald Trump takes office in January promising a tougher line against Beijing.

Joe Biden wandered into the Amazon rainforest after giving a speech warning of the dangers of climate change. Wearing an open-necked blue shirt, dark slacks and his trademark Aviator sunglasses, the 81-year-old outgoing US president turned away from the podium and ambled into greenery.

President Joe Biden made a historic visit to the Amazon on Sunday and made a call for future generations to protect the wildlife in the region.

Speaking from the Amazon rainforest, President Joe Biden declared Sunday that there’s no going back in America’s “clean energy revolution” even as the incoming Trump administration vows to spur fossil fuel production and scale back efforts against climate change.