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Chapter 2 Environmental Laws, Economics and Ethics
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Overview of Chapter 2 o US Environmental History o US Environmental Legislation o Economics and the Environment o Environmental Problems in Central and Eastern Europe o Environmental Ethics, Values and Worldviews
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Historical Figures in Environmental Science Discussion
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Environmental History of the US o 1600s - early 1800s = Frontier Attitude Natural Resources (land, timber soil, water) seemed inexhaustible Natural Resources (land, timber soil, water) seemed inexhaustible Widespread Environmental Destruction Widespread Environmental Destruction 16001700 1800 1900 Dominated by Frontier Attitude Establishment of Jamestown, VA
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Environmental History of US John James Audubon (1785-1851) Henry David Thoreau (1817-1862) George Perkins Marsh (1801-1882) o 19th century- US Naturalists voiced concerns about natural resources Audubon- painting increased interest in environment Audubon- painting increased interest in environment Thoreau- naturalist author on simplifying life Thoreau- naturalist author on simplifying life Marsh- wrote Man and Nature Marsh- wrote Man and Nature 17501800 1850 1900
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Environmental History of US o General Revision Act Gave President Authority to establish forest reserves Gave President Authority to establish forest reserves Presidents Harrison, Cleveland, Roosevelt put 17.4 million hectares into reserve Presidents Harrison, Cleveland, Roosevelt put 17.4 million hectares into reserve Roosevelt reserved additional 6.5 million hectares before signing bill preventing further forest reservation Roosevelt reserved additional 6.5 million hectares before signing bill preventing further forest reservation 1875 American Forestry Assoc. Formed 1850 18751900 1891 General Revision Act 1890 Yosemite and Sequoia National Parks Established
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Environmental History of US o Utilitarian Conservationist Roosevelt Roosevelt Value natural resources for their usefulness Value natural resources for their usefulness o Biocentric Preservationist John Muir (founded Sierra Club) John Muir (founded Sierra Club) Fought for National Parks Fought for National Parks Protect nature because all life deserves respect Protect nature because all life deserves respect
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Ken Burns National Parks Documentary- Watch select pieces o http://www.pbs.org/nationalparks/ http://www.pbs.org/nationalparks/
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Environmental History of US o Antiquities Act Allows president to set aside sites of scientific or historical importance (monuments) Allows president to set aside sites of scientific or historical importance (monuments) o American Dust Bowl (1930s droughts) Basis for Soil Conservation Service Basis for Soil Conservation Service Created by Franklin Roosevelt Created by Franklin Roosevelt 1906 Antiquities Act 1900 19251950 1935 Creation of Soil Conservation Service 1916 National Park Service Created
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Environmental History of US o 20 th Century Naturalists Leopold- Author (A Sand Country Almanac) Leopold- Author (A Sand Country Almanac) Stegner- Author (“Wilderness Essay”) Stegner- Author (“Wilderness Essay”) Carson- Author (Silent Spring) Carson- Author (Silent Spring) Heightened awareness of DDT and pesticides Heightened awareness of DDT and pesticides Aldo Leopold (1886-1948) Wallace Stegner (1909-1993) Rachel Carson (1907-1964) 19001925 1950 1975
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Day 2: Case study o Spotted Owl controversy Law, politics and the environment Law, politics and the environment
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Spotted Owl Controversy- HW please read article and be prepared to discuss in class Article: “The spotted owl’s new nemesis” Article: “The spotted owl’s new nemesis” o http://www.smithsonianmag.com/science- nature/The-Spotted-Owls-New- Nemesis.html http://www.smithsonianmag.com/science- nature/The-Spotted-Owls-New- Nemesis.html http://www.smithsonianmag.com/science- nature/The-Spotted-Owls-New- Nemesis.html
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Spotted Owl Controversy o What were the first impacts to NSO populations? o How did environmentalist use the law? o What were the economic consequences of the “solution”? o What are the new impacts to the NSO populations? o Are these new impacts a result of human actions? o Is this decline just “a part of natural selection”?
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US Environmental Legislation o Environmental Protection Agency Est. 1970 Est. 1970 o National Environmental Policy Act (NEPA) Cornerstone of Environmental Law Cornerstone of Environmental Law Requires Environmental Impact Statements (EIS) for any proposed federal action Requires Environmental Impact Statements (EIS) for any proposed federal action Ex: highway or dam construction Ex: highway or dam construction EIS must answer many questions (next slide) EIS must answer many questions (next slide) Revolutionized environmental protection in US Revolutionized environmental protection in US
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Environmental Impact Statements
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US Environmental Legislation o Numerous laws passed since 1970 o They address: Clean water Clean water Clean air Clean air Energy conservation Energy conservation Hazardous waste Hazardous waste Pesticides Pesticides Federal regulation of pollution Federal regulation of pollution
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Environmental Law Assignment o Please type your answers in a word document. o By Monday 7:45AM all Environmental Law Summaries must be emailed to me. I will compile this and post on my webpage. Format: Law (Initial enactment, Most recent Revision) Name
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Questions about your law o Research online your assigned law Questions to answer, in complete sentences: Questions to answer, in complete sentences: 1. Summarize the purpose of the law (the what) 1. Summarize the purpose of the law (the what) 2. When was it enacted and updated (most recent revision) ? 2. When was it enacted and updated (most recent revision) ? 3. How does it help? What environmental issue does it address? 3. How does it help? What environmental issue does it address? 4. Who is in charge of regulating the act? 4. Who is in charge of regulating the act? 5. Any other interesting facts about the law 5. Any other interesting facts about the law
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Day 3: o Q of day: What was your previous knowledge of your law? Give one piece of info about your law now? Do you know of a case where your law has been applied?
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Effects of Environmental Legislation (According to EPA’s Draft Report on the Environment 2003) o Since 1970, 6 air pollutants have dropped by 25% 6 air pollutants have dropped by 25% o Since 1990 wet sulfate levels decreased 20-30% wet sulfate levels decreased 20-30% o In 2002 94% of US had healthy drinking water (up from 79% in 1993) 94% of US had healthy drinking water (up from 79% in 1993) o As of 2002 846 of 1498 Superfund Sites are cleaned up 846 of 1498 Superfund Sites are cleaned up o Fewer streams violate water standards
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Economics and the Environment o Economics- study of how people use limited resources to satisfy unlimited wants Analytical tools include models Analytical tools include models
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Precepts to study Economics o Economics is utilitarian Goods and services have value that can be converted to currency Goods and services have value that can be converted to currency o Rational Actor Model Assumes all individuals spend limited resources to maximize individual utilities Assumes all individuals spend limited resources to maximize individual utilities o Ideal economy Resources are allocated efficiently Resources are allocated efficiently
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Optimum Level of Pollution o Optimum Level of Pollution Cost to society of having less pollution is offset by benefits to society of activity creating pollution Cost to society of having less pollution is offset by benefits to society of activity creating pollution o Must identify Marginal Cost of Pollution- Cost of small additional amount of pollution Marginal Cost of Pollution- Cost of small additional amount of pollution Marginal Cost of Abatement- Cost of reducing small amount of pollution Marginal Cost of Abatement- Cost of reducing small amount of pollution
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Economic Optimum Level of Pollution
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Private vs Social Cost of Pollution
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Strategies for Pollution Control o Command and Control Solutions Government agency requires limitations to emissions or pollutants Government agency requires limitations to emissions or pollutants Discourages development of low-cost alternatives Discourages development of low-cost alternatives Economists dislike this Economists dislike this o Environmental Taxes/ Tradable Permits If taxes are set at correct level private marginal cost of pollution = social cost of pollution If taxes are set at correct level private marginal cost of pollution = social cost of pollution Economists like this Economists like this
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Effect of Tax on Optimum Pollution
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Critiques of Environmental Economics o Difficult to assess true costs of environmental pollution and abatement Impacts of pollution on people and nature is uncertain Impacts of pollution on people and nature is uncertain Ecosystem services have no known value Ecosystem services have no known value o Utilitarian economics may not be appropriate Dynamic changes and time are not considered Dynamic changes and time are not considered Based only on monetary value – what is monetary value of clean earth? Based only on monetary value – what is monetary value of clean earth?
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National Income Accounts o Estimates of National Economic Performance and used in Politics Gross Domestic Product (GDP) Gross Domestic Product (GDP) Net Domestic Product (NDP) Net Domestic Product (NDP) o Environment may be overexploited to yield a higher GDP in developing countries o EPI (Environmental Performance Index) Assesses a country’s commitment to environmental and resource management Assesses a country’s commitment to environmental and resource management
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Case Study- Environmental Problems in Eastern Europe o Fall of Communist governments revealed large environmental destruction Soil and water poisoned Soil and water poisoned Unidentified leaks in dumping sites Unidentified leaks in dumping sites Industry with air pollutants causing acid rain Industry with air pollutants causing acid rain Children with chronic asthma, bronchitis, and heart problems Children with chronic asthma, bronchitis, and heart problems
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o Meeting industrial quotas took precedence over environmental concerns o Switch from communism to market economies- need to improve environment Will take decades to clean up polluting economics of communism Will take decades to clean up polluting economics of communism o Success varies by country Romania- EPI = 90 th Romania- EPI = 90 th Czech Republic- EPI = 4 th Czech Republic- EPI = 4 th Case Study- Environmental Problems in Eastern Europe
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Activity: Who is the environmentalist? o Consider the character descriptions on the next slides. Which of these individuals, if any, is an environmentalist? Why? What does this imply about environmentalism? What does this imply about environmentalism?
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Maria- Is an environmental studies major at PSU. She is active in the campus student environmental group and is trying to set up a recycling center on campus. She has been saving her income from working at a local nature center for a trip to Costa Rica after graduation. Kurt- is a stock analyst who commutes 40 minutes to his job in the city. He carpools with one other person in his Suburban. Every year, he send donations to Greenpeace, the Sierra Club, Willistown Conservation Trust and Great Valley Nature Center. At home, his family recycles and they eat meat very infrequently. They buy locally as much as possible. Sasha- is an engineer at a pulp and paper mill. She can be heard grumbling about the environmental regulations her plant faces and the gov’t agents who come to inspect. She recently won an award for figuring out a way to divert waste heat from her plant and recycle the heat to dry out the paper. This saves the company $$ and reduces energy costs. Several years ago she won an award for figuring out a way to use pulp waste as fertilizer.
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Environmental Ethics o Field of ethics that considers the moral basis of environmental responsibility o Western Worldview Human superiority and dominance over nature Human superiority and dominance over nature o Deep Ecology Worldview All species have an equal worth to humans All species have an equal worth to humans o Most people’s ethics fall somewhere in between
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