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The Environment and Society Section 1.2 Objectives: 1. Explain the influences of economics on the environment.
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$33,000,000,000,000 One estimate of the value of products and services provided by Earth’s ecosystems every year. What products do you think this includes? What services do you think this includes?
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Economics and the Environment Supply and Demand Costs and Benefits Risk Assessment Math Practice and Interpreting Statistics (p.17)
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Developed vs. Developing Countries Developed Higher average incomes Slower population growth Diverse industrial economies Stronger social support systems EX: Developing Lower average incomes Rapid population growth Simple and agriculture-based economies EX:
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Developed vs. Developing Countries (cont.) Developed Better quality of life Pollution controls and environmental problems addressed Use 75% of Earth’s resources Make up only 20% of world’s population Developing Struggle for survival Forests are stripped Topsoil exhausted Animal extinction Malnutrition Starvation Disease (Compare life in the 2)
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Ecological Footprints The productive area of Earth needed to support one person in a particular country. Includes: Crops Grazing Forest products Housing Ocean area for seafood harvesting Forest area needed to absorb pollution How could you decrease the size of your ecological footprint? (Analyze Fig. 18, p.19)
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Sustainability Meeting human needs in such a way that a human population can survive indefinitely Lakes and rivers have been cleaned up Bald eagle making a comeback Assign Project!
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