Illegal militant loggers in the Amazon rainforest shoot dead an indigenous activist named Paulo Paulino Guajajara and wounds another.
Since convening on 6 October, the synod of Catholic bishops from Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Venezuela, and Suriname gather with Pope Francis in Rome. According to the bishops, "a deep personal, social and structural conversion" is needed in response to the "unprecedented" environmental and social crisis in the Amazon.
The Brazilian Institute of Environment and Renewable Natural Resources (IBAMA) raids an illegal wildcat miners' site in the state of Pará as the country resumes environmental policing of the rainforest. The suspects escape following a firefight.
Brazilian President Jair Bolsonaro announces all Amazon-region nations except Venezuela will meet to discuss a coordinated response to the disaster. He also reiterates rejection of G7 money to assist the efforts unless French President Emmanuel Macron issues him an apology, but after meeting with Chilean President Sebastián Piñera accepts an offer of four firefighting aircraft from Chile.
Pope Francis visits Peru and meets 4,000 members of the indigenous communities from the Amazon rainforest. He states that the people of the Amazon are threatened now more than ever, and questions the conservationist policies that affect the Peruvian rainforest. In Puerto Maldonado, he asks for the indigenous communities to be recognized as partners instead of as minorities. He calls on the Peruvian people to put an end to practices that degrade women, and criticizes the sterilization of indigenous women.