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Chapter 6 Overview. Diversity & Conservation Importance to nature Importance to people –Oxygen –Diet –Medicines
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THE UNITED STATES IN WORLD WAR II AMERICA TURNS THE TIDE
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Can – or should we – prevent extinctions?. Unknown Number of Species on Earth 1.7 million are documented – mostly insects (about 1,000,000) and plants
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The Clear Advantages of Smoke-Free Apartments. Three Stages of Truth All truth passes through three stages: First it is ridiculed Second it is violently
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Human Health and Environmental Risks. Many risk factors Natural disasters Excessive UV radiation physical Diseases Biological Natural and synthetic Ex:
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DDT. DDT was the first synthetic pesticide of the modern age. It promised much, but ultimately created widespread concern as an environmental hazard
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Available at Threats to biological diversity 4: Environmental Factors Sam Hopkins Biodiversity and
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Pests Any organism that interferes in some way with human welfare or activities Pest Management Notes
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Facts you GOTTA KNOW! WWII affected every aspect of American Life Americans were asked to make sacrifices in support of the war effort and the ideas for
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