ES101 Lecture Notes - Lecture 4: Invisible Hand, Garrett Hardin, Overgrazing
14 Jan 2018
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Document Summary
In the past, the focus of environmental management has been on topics such as the location of resource deposits and the most economical way of extracting and marketing this material. More recently, we have become aware of the limited supply of many materials and the need to practice sustainable management. Resource anything obtained from the environment to help meet our needs and wants: what are some examples of resources, water, food, oil, trees, Provide a brief explanation and example for each of these categories: Perpetual resources never ending supply of a specified resource. Renewable resources - resource that can be reused rapidity and replaced naturally. Non-renewable resources resource of economic value that cannot be readily replaced by natural means. Fossil fuels, such as oil, natural gas and coal are considered non-renewable because their use is not sustainable and their formation takes billions of years. The class of resources which we have the most control is the renewable resources.
