Brazil’s president, Luiz Inácio Lula da Silva, has welcomed world leaders to Belém for the first climate summit in the Amazon, where conservationists hope he can be a champion for the rainforest and its people.
But with a divided administration, a hostile Congress and 20th-century developmentalist instincts, this global figurehead of the centre left has a balancing act to perform in advocating protection of nature and a reduction of emissions.