ENV 1101 Lecture Notes - Lecture 1: People Tree Ltd., Land Degradation, Sustainable Development
26 Nov 2015
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Document Summary
That external surrounding with what constitutes living and non living. Being able to survive without consuming more then the. At one time there was between 6-30 thousand people living there. The trees were cut to help move the statues. The environment couldn"t withstand the use of all its resources, it eventually ran out. Factors in the collapse of easter island society. Lessons learned from the collapse of other societies: Consumption of resources- putting pressure on our water, depleting biodiversity. Productions of waste- polluting our waters and forests. Introduction of alien chemicals and organisms into the environment. Causing death to other species or trees. Systemic: human modification to a global scale system. Cumulative change: changes of similar type in multiple regions add up to a global impact. Deforestation, biodiversity loss, desertification, land degradation, freshwater quality and availability, and toxicity. Key premise: the earth functions as a set of complex, interconnected systems. Changes in one system can cause changes in other systems.
