ES101 Chapter Notes - Chapter 1: Rachel, Rangeland, Natural Capital
2 Feb 2018
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September, 13th, 2014: exponential growth: quantity increases at a constant rate per unit of time. Environmental studies: chapter 1 (such as 2 % a year) A sustainable population of wildlife, or humans, would not overwhelm the carrying capacity of the environment that supports it. How rapidly is the human population growing: currently growing exponentially at a rate of about 1. 17% a year. What is a resource: anything obtained from the environment to meet our needs and wants (e. g. food, water, shelter, manufactured goods, transportation, communication, and recreation) What are perpetual and renewable resources: perpetual resources: resources that can last. Smokestack of a coal burning power plant, the drainpipe of a factory, and the exhaust pipe of an automobile: nonpoint sources: dispersed and often difficult to identify. (e. g. Can disrupt or degrade life-support systems for humans and other species: 2. Can damage wildlife, human health, and property: 3. Can be nuisances such as noise and unpleasant smells, tastes, and sights.
