ENV Notes - ENV 108 Introduction Questions from the Lecture...

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ENV 108 Introduction Questions from the Lecture 1. Why is Earth called the “Goldilocks” Planet? The planet is positioned such that it has all the right conditions to support life. o Human effects can change those conditions however. 2. What are the two driving forces of environmental change? 1. Population size 2. energy availability and usage o The bigger population the more environmental effects. o T he more energy usage the more effect on the environment The United States and China put more change in environmental effects 3. What is the difference between a closed and an isolated system? Open system: energy and matter flow in and out of the system Closed system: only energy can flow in and out of the system Isolated system: neither energy nor matter can flow in and out of the system 4. What type of system best represents most environmental conditions? 5. What is the scientific method? The Scientific Method o The hypothesis o Data collection o Support of hypothesis: establishment of a scientific law. Types of scientific laws o Invariant law - always applies in all cases o Statistical law: a certain percent of the time that it applies. P - .05 often used. 6. What is the difference between an invariant and a statistical scientific law? Types of scientific laws o Invariant law - always applies in all cases o Statistical law: a certain percent of the time that it applies. P - .05 often used.ww 7. What do NIMBY and NIMTO mean? o NIMBY: Not in my back yard o NIMTO - Not in my term of office Questions from the Video Video Questions The Environment 1. What were the three stages in human’s relationship to nature? 2. Why didn’t humans pose a major threat to the ecological balance before the 20 th century? 3. What environmental change did the discovery of fire cause? 4. According to Lester Brown, what were the two major effects of agriculture on the environment? 5. Whose book triggered the first modern environmental movement as we know it today? Rachel Carson – The Silent Spring 6. What proportion of humanity has no access to clean drinking water? 1/3 of humanity 7. According to Lester Brown is there enough energy available for the developing
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world to have the industrial economy of the United States? 8. According to Lester Brown what are the two most important things we need to do to “save the planet”? Questions from the Book (Testing your Comprehension section) Page 21 Qs 2, 5, 7, 10 Page 46 Qs 1, 2, 4, 5 Page 21 2. An essay published by Garrett Hardin – Resources that are op en to unregulated exploitation will eventually be depleted 5. A technique for testing ideas with observations. Make observations, ask questions, develop hypothesis, make predictions, test the preductions, analyze and interpret the results, Other scientists need to analyze it and reinterpret the results that way the journals that are used as the example for other experiments are correct.
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This note was uploaded on 06/18/2011 for the course ENV 109 taught by Professor Buccolo during the Spring '10 term at University of Alabama at Birmingham.

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ENV Notes - ENV 108 Introduction Questions from the Lecture...

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