The main natural resource found in the Amazon rainforest is timber. The Amazon rainforest is abundant in diverse tree species, many of which are sought after for their high-quality wood used in construction, furniture, and paper production. However, it's important to note that timber extraction poses significant environmental challenges, including deforestation and loss of biodiversity. The Amazon rainforest also contains rich reserves of other natural resources, such as minerals and medicinal plants. Sustainable management and conservation practices are essential to balance the economic benefits of timber with the need to protect this critical ecosystem and its inhabitants.