Chronic disturbance, a principal cause of environmental degradation in developing countries

Impact of human action is being felt in all ecosystems. Traditionally, urban landscapes and agricultural fields have been considered to be dominated by humans, but human alteration has also been substantial in tropical forests. The common forms of acute forest disturbance are ones that involve logging selectively or clear-cutting, allowing forest to regenerate by natural means. In contrast to the acute forms of disturbance, the chronic form of...