Raoni Metuktire, an Indigenous chief from Brazil's Amazon, will urge the region's head of state meeting here this coming week to step up their efforts to preserve the rainforest that is vital to his people's survival and the global climate. Raoni said threats to the rainforest have decreased since President Luiz Inacio Lula da Silva took office in January, but the danger for Indigenous people is now the Brazilian Congress, where the farm lobby is pushing legislation to end further recognition of their ancestral lands. "There are many Indigenous communities that do not hav...