Hundreds of Brazilians, including members of Indigenous communities, march for climate justice and against wildfires affecting the entire country in Sao Paulo. "We want an investigation and accountability for those who deliberately started these fires, causing this catastrophic environmental collapse in Brazil," says 33-year-old activist Efe Maciel. Forest fires have been raging for several weeks in Brazil, particularly in the Amazon rainforest in the north and in the vast Pantanal region, consuming millions of hectares of forest. IMAGES AND SOUNDBITES