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Est. first national park (Yellowstone)
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Period: to
Environmental History
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Deadly Smog in Industrial Town
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Auto Emissions Standards set in California
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Publishing of Silent Spring
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Clean Air Act passed
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The Wilderness Act passed
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Chernobyl Nuclear Disaster
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Oil Spill near Santa Barbara
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First Annual Earth Day
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Environmental Protection Agency created
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Clean Water Act passed
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Oil Embargo
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Endangered Species Act
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Department of Energy created
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Toxic Sludge in Niagara
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Tellico Dam
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Energy Crisis
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Superfund Bill passed
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Watt Appointed Secretary of the Interior
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High Dioxin Levels in Times Beach
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Global Ban on Whaling
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Spotted Owl named Endangered Species
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The Roadless Rule
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Exxon Valdez oil spill
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Acid Rain
