Science time line

  • John Muir

    John Muir
    He was important because he was the founding inspiration for the environmental movement.
  • Walden by Henry David Thoreau

    Walden by Henry David Thoreau
    Walden was a book by the American transcendentalist writer Henry. The book reflects upon his surrounding of natural surrounding.
  • Homestead Act

     Homestead Act
    The Homestead Act was signed an old former president, Abraham Lincoln which granted Americans 160 acers of public land.
  • Yellowstone National Park founded

    Yellowstone National Park founded
    The worlds first national park officially.
  • American Forestry Association founded

    American Forestry Association founded
    American forest has been advocated for careful and science based strategy's to manage and conserve forest for generations.
  • Yosemite plus Sequoia National Park founded

    Yosemite plus Sequoia National Park founded
    The Yosemite national park established on October 1st. It was an act from congress to create it as a national park and natural wonders.
  • General Revision Act

     General Revision Act
    The General Revision Act was also known as the forest reserve act of 1891. It was a federal legislation signed in 1891 by president Benjamin Harrison.
  • Sierra Club founded*

    Sierra Club founded*
    The club was founded on may 28th 1892, with John Muir being the first president for the club.
  • Lacey Act

    Lacey Act
    The Lacey Act is a conversation law in the U.S that stopped trade in wildlife. Anything that was taken or traded was considered illegal.
  • Golden Age of Conservation (Theodore Roosevelt)

    Golden Age of Conservation (Theodore Roosevelt)
    The conversation became quickly important as a domestic priority.
  • First National Wildlife Refuge Established

    First National Wildlife Refuge Established
    It was called "pelican island" and it was the worlds first national wildlife refuge which was established in 1903 Theodore Roosevelt.
  • U.S. forest Service founded

    U.S. forest Service founded
    It was established in February. Gifford was able to unify the forest administration. Its also known as the U.S Forest Service.
  • Gifford Pinchot

    Gifford Pinchot
    He was a forester and a Politian. He was the first head of the U.S forest service. He also known for his definition of "Wise Use".
  • Aldo Leopold

    Aldo Leopold
    Aldo was known as a person for the environment. His role was mainly the father of wildlife ecology and the U.S wilderness system.
  • Audubon Society founded

     Audubon Society founded
    It was founded in 1905 due to raise awareness to protect American birds from the destruction of the military trade.
  • Antiquities Act

    Antiquities Act
    It was an act that got passed by the U.S Congress. It was created to create national moments from federal lands to protect the significant natural features.
  • Congress became upset because Roosevelt was waving so much forest land, so they banned further withdrawals

    Congress became upset because Roosevelt was waving so much forest land, so they banned further withdrawals
    Congress was upset because Theodore was requesting too many things in order to protect the lands but they didn't see it.
  • National Park service founded

    National Park service founded
    The U.S federal agency that manages all the national parks and the statues or monuments with a historic meaning was protected.
  • Dust Bowl

    Dust Bowl
    The Dust Bowl was a result of dust storms. It caused agriculture damage to the American areas.
  • Civilian Conservation Corps founded

    Civilian Conservation Corps founded
    A program that was operated through 1933-1942 in the U.S for people that was currently unemployed at the time.
  • Soil Conservation Service founded

    Soil Conservation Service founded
    An agency (USDA) provided assistance for farmers and other land owners.
  • Taylor Grazing Act

    Taylor Grazing Act
    A federal law that was passed for the regulation of grazing on the public lands to improve land conditions.
  • Migratory Bird Hunting Stamp Act

    Migratory Bird Hunting Stamp Act
    An hinter 16 years of age or older to pass a valid hunting stamp.
  • Fish plus Wildlife Service founded

    Fish plus Wildlife Service founded
    An federal government agency in the U.S which dedicated to the management of wildlife of animals and their natural habitat.
  • FIFRA (Federal Insecticide, Fungicide, and Rodenticide Control Act

    FIFRA (Federal Insecticide, Fungicide, and Rodenticide Control Act
    Required that persons pesticides disturbed.
  • Silent Spring published by Rachel Carson

    Silent Spring published by Rachel Carson
    Rachel Carson wrote a book about nature which was published to spread environmental awareness.
  • Wilderness Act

    Wilderness Act
    The legal definition of wilderness in the united states and protected millions acres of lands.
  • Wild and Scenic Rivers Act

    Wild and Scenic Rivers Act
    It was an act to recommend fir the nations to protect wild life and rivers to be protected.
  • Cuyahoga River in Cleveland, Ohio, caught fire

    Cuyahoga River in Cleveland, Ohio, caught fire
    It was known was a place where the river caught on fire which inspired an environmental movement to treat the environment better.
  • NEPA (National Environmental Policy Act)

    NEPA (National Environmental Policy Act)
    A law was created for the environment that established the protection and the enchantment of the environment.
  • First Earth Day

    First Earth Day
    An annual day that was created worldwide to promote the increase of awareness and appreciation for the earth and environments.
  • Environmental Protection Agency established* * Clear Air Act

    Environmental Protection Agency established*  * Clear Air Act
    A law that contained rules and regulations to protect human health.
  • Endangered Species Act

    Endangered Species Act
    A law created ti protect endangered species which is known as endangered species act.
  • OPEC oil embargo

    OPEC oil embargo
    An oil embargo was created and gas became limited for people.
  • Roland and Molina (UCI) announce that CFCs are depleting the ozone layer

    Roland and Molina (UCI) announce that CFCs are depleting the ozone layer
    Announced that the atmosphere might decrease the ozone layer.
  • RCRA (Resource Conservation and Recovery Act)

    RCRA (Resource Conservation and Recovery Act)
    Is a principal federal law containing solid waste and hazardous waste.
  • Clean Water Act

    Clean Water Act
    A law that was passed to prevent water from being polluted in the U.S.
  • Surface Mining Control and Reclamation Act

    Surface Mining Control and Reclamation Act
    An regulation issued that regulate the environmental impact of coal mining.
  • Love Canal, NY (toxic waste leaks into residential houses)

    Love Canal, NY (toxic waste leaks into residential houses)
    An event of toxic waste leaks into houses which affected the environment.
  • 3 Mile Island Nuclear accident

    3 Mile Island Nuclear accident
    Where a nuclear took place in the machinery factory on the Three Mile Island which was reported as the worst accident in history.
  • Alaskan Lands Act

    Alaskan Lands Act
    An act that was passed in the U.S to protect land which contained 104 millions acres.
  • CERCLA (Comprehensive Environmental Response, Compensation, and Liability Act a.k.a Super-Fund)

    CERCLA (Comprehensive Environmental Response, Compensation, and Liability Act a.k.a Super-Fund)
    It was superfund created to authorize the action of government ti take for the hazardous things in the environment.
  • Bhopal, Indian (chemical toxic cloud kills 2,000)

     Bhopal, Indian (chemical toxic cloud kills 2,000)
    It was an event that took place in India which a gas leaks took place and killed 2,00 citizens.
  • Chernobyl

    Chernobyl
    An nuclear accident that took place in 1986 from a power plant which was a disaster.
  • Montreal Protocol

    Montreal Protocol
    A treaty created to protect the ozone layer if the earth.
  • Exxon Valdez

    Exxon Valdez
    An oil tanker spilled hazardous oils from barrels in Alaska.
  • Energy Policy Act of 1992

    Energy Policy Act of 1992
    An act that was created by the government which addressed the overuse if resources.
  • Desert Protection Act

    Desert Protection Act
    A federal law to protect deserts and national free parks.
  • World population hits 6 billion

     World population hits 6 billion
    The population had doubled which was a shocking moment for the world.
  • Kyoto Protocol

    Kyoto Protocol
    An operation that was created to find a change for climate change.