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Pennsylvania colony governor William Penn ordered colonists to conserve one tree for every five cut down.
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Congress established the National Park Service. Today there are approximately 400 national parks across America, comprising approximately 4% of the entire U.S., or 84.6 billion acres of preserved land.
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congress passed the bald eagle preservation to prevent the extinction of the national symbol
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Presdient truman established everglades national park.
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Heavy smog conditions forced city officials to close school in Los Angeles for most of the month of October.
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NASA released the “Blue Marble” photo of earth from space, giving Americans a first ‘outside’ look at their planet. The photo helped raise awareness of environmental issues.
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The first Earth Day was celebrated by 20 million people across the country. Earth Day was first organized by Gaylord Nelson, a former Wisconsin senator, and Denis Hayes, a Harvard graduate student. Today, Earth Day is celebrated annually around the world.
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Congress passed a law to protect what is known as endangered species from extinction
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NASA warned Congress of the effects of global warming.
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Live Earth concerts around the world featured Madonna, the Black Eyed Peas, the Red Hot Chili Peppers, Metallica, and the Beastie Boys, to raise awareness of climate change.
