EVSC 1200 Lecture Notes - Lecture 1: Dust Bowl, Overgrazing, Natural Capital
18 Feb 2016
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Document Summary
Natural capital the range of natural resources provided by ecosystems, such as the air, water, soil, nutrients, forests, grasslands, etc. , that are drawn upon by humans as essential resources. Environmental sustainability relates to the exploitation of natural ecosystems by human populations. It is the ability to maintain/sustain the exploitation of natural capital to meet human needs. Ecosystem services processes by which the environment produces resources such as air, water, timber or fish. Renewable and non-renewable resources output = supply rate and output = consumption. Renewable output < input and output = input. Aral sea is an unsustainable resource it has been divided for irrigation. Why an activity wouldn"t be sustainable essential resources, negative impact (feedback) that functions to limit the process or activity. Relationship between resource supply and consumption rates that allow for sustainable resource use (consumption supply) note above. Forest reserve act development of national forest in response to over-exploitation of forest resources.
