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Environmental Timeline

  • The William Penn Act

    The William Penn Act
    William penn orders to conserve 1 tree for every 5 cut down.
  • The Lacey Act

    The Lacey Act
    It became illegal to transport wildlife over state borders, and outlawed hunting in YellowStone National park.
  • Presidential Adress of 1905

    Presidential Adress of 1905
    President Roosevelt said that provisions should be made for bisons.
  • Burton Act

    Burton Act
    The Burton act restricted Hydroelectric power plants for Niagra Falls. It Helped Niagra Falls flourish to this day and become a beauty of nature.
  • Georgia vs. Tennessee Copper Company

    Georgia vs. Tennessee Copper Company
    georgia filed a suit against the tennessee copper company for polluting Georgia. Georgia won the suit.
  • The Raker Act

    The Raker Act
    Hetch Hetchy Valley is able to flood, and the building of a dam in Yosmite National Park.
  • CCC

    CCC
    During the great depression president Roosevelt formed a group called the Civilian Conservation Corps to protect natural resources.
  • Bald Eagle Preservation Act

    Bald Eagle Preservation Act
    Helped Bald Eagles survive. The Blad Eagle was removed from the endangered species list in 2007.
  • Silent Spring

    Silent Spring
    Rachel Carson published Silent Spring, which told of the dangers of pesticides, especially DDT, to water supplies and wildlife. The federal government outlawed the use of pesticides like DDT some years later.
  • Clean Air Act

    Clean Air Act
    Regulates air pollution into making it a nicer place.
  • Blue Marble Photo

    Blue Marble Photo
    A photo from space that is a picture of Earth from NASA, which raised awareness of environmental issues.