It's a tradition for German heads of government to at least briefly attend United Nations climate conferences. Former Chancellor Olaf Scholz and his predecessor Angela Merkel did so, and current Chancellor Friedrich Merz from the conservative Christian Democratic Union (CDU) was no exception. That's why he flew to Belem , the city in northern Brazil on the Amazon River, where this year's climate conference is being held. He was there for just a few hours at a time when he's facing significant