When there is a shortage of resources occurs, the cause must be invading forests. To find a resource causes a lack of forest areas and is destroying the ecology.
When there is a shortage of resources caused the need for invasive forest. In order to find resources The cause of forest land. And the destruction of ecosystems
When there is a shortage of resources occurs to the invasion of forest, in order to find the cause the lack of resources in forest areas. And to destroy the ecosystem.