Washington – Joe Biden will be the first sitting US president to visit the Brazilian Amazon. The 81-year-old is expected on Sunday in Manaus on the banks of the Rio Negro in northwestern Brazil. There he wants to talk to those responsible for preserving the rainforest. Biden is committed to fighting climate change, but he only has a few weeks left in office. His designated successor Donald Trump wants to increase oil production and turned away from the Paris climate agreement in his first term in office.