Deforestation of the Amazon rainforest The completion of the roads was followed by a wave of resettlement; these settlers had a significant effect on the forest as well. Research conducted by Leydimere Oliveira et al. has shown that the more rainforest is logged in the Amazon, the less precipitation reaches the area and so the lower the yield per hectare becomes. Thus for Brazil as a whole, there is no economic gain to be made by logging and selling trees and using the logged land for pastoral purposes. A September 2016 Amazon Watch report concludes that imports of crude oil by the US are driving
Birds of the Amazon short-term agricultural land. Logging in the Amazon is controlled by strict licensing. Timber is only allowed to be harvested in specific areas. However, these rules are not always followed and excessive amounts of timber are illegally cut down every year. Logging is closely related with road clearings. Areas that have been selectively logged are eight times more likely to be settled and cleared than untouched rainforest areas. Roads that are created for access to lodging give people better access to rainforests. This enables further use of natural rainforest materials for agricultural lands, fuel, building material and more. The creation of