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April 1, 2024
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Atualizado 18 nov 2018
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Created by
ethan vdr
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Eventos
Rachel Carson's 'Silent Spring' released
Theodore roosevelt elected president
Theodore Roosevelt leaves office
Theodore Roosevelt establishes the United States Forest Service
1906 Antiquities act signed
WW2 ends
Earths population starts growing quickly (0.6% per year)
Population growth rate to 1.1% per year
Population growth reaches the max rate at 2.1% per year Population: 3.7 billion
Population growth rate to 1.8% per year Population: 3 billion
Population growth rate sky-rockets then starts to plummet
Wilderness society and Sierra club reach 819,000 members
Population growth rate to 1.5% per year Population: 2.5 billion
Wilderness society and Sierra club at 123,000 members
18 national monuments, 5 national parks, 51 bird reserves, 4 game preserves and 150 national forests were all created during Theodore Roosevelt's time in office. Totaling 230 million acres of saved land
Since 1963 President Lyndon Johnson had made almost 300 conservational measures and authorized $12 billion in funding
Lyndon Johnson becomes president and starts working magic in terms of conservation
Clean Air Act 1963 passed by congress
Clean Water Act of 1960 passed by Congress
Water Quality Act of 1965 passed by Congress
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