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Philadelphia committee led by Benjamin Franklin attempts to regulate waste disposal and water pollution.
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Philadelphia committee led by Benjamin Franklin attempts to regulate waste disposal and water pollution.
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Henry David Thoreau publishes Walden
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Henry David Thoreau publishes Walden
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American Civil War
The American Civil War was a civil war in the United States from 1861 to 1865, fought between northern states loyal to the Union and southern states that had seceded to form the Confederate States of America. The issues they were fighting over included states’ rights and different views on slavery. -
The term ecology is coined in German as Oekologie by Ernst Heinrich Philipp August Haeckel
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The term ecology is coined in German as Oekologie by Ernst Heinrich Philipp August Haeckel
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The term acid rain is coined by Robert Angus Smith in the book Air and Rain
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The term acid rain is coined by Robert Angus Smith in the book Air and Rain
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The term smog is coined by Henry Antoine Des Voeux in a London meeting to express concern over air pollution
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The term smog is coined by Henry Antoine Des Voeux in a London meeting to express concern over air pollution
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US Congress created the National Park Service
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US Congress created the National Park Service
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The Great Depression
The Great Depression was the worst economic downturn in the history of the industrialized world, lasting from 1929 to 1939. It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investors. -
The Holocaust
The Holocaust was the World War II genocide of the European Jews. Between 1941 and 1945, across German-occupied Europe, Nazi Germany and its collaborators systematically murdered six million Jews, around two-thirds of Europe's Jewish population. -
Korean War
The Korean War was a war between North Korea and South Korea. The war began on 25 June 1950 when North Korea invaded South Korea. -
Vietnam War
The Vietnam War, also known as the Second Indochina War, and in Vietnam as the Resistance War Against America or simply the American War, was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. -
First Man In Space
Russian cosmonaut Yuri Gagarin became the first human in space, making a 108-minute orbital flight in his Vostok 1 spacecraft. -
Rachel Carson publishes Silent Spring
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Rachel Carson publishes Silent Spring
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Assassination of John F. Kennedy
John Fitzgerald Kennedy, often referred to by his initials JFK, was an American politician who served as the 35th president of the United States from January 1961 until his assassination in November 1963. -
The Apollo 8 picture of Earthrise
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The Apollo 8 picture of Earthrise
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Earth Day millions of people gather in the United States for the first Earth Day organized by Gaylord Nelson, former senator of Wisconsin, and Denis Hayes, Harvard graduate student. US Environmental Protection Agency established
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Earth Day millions of people gather in the United States for the first Earth Day organized by Gaylord Nelson, former senator of Wisconsin, and Denis Hayes, Harvard graduate student. US Environmental Protection Agency established
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Montreal Protocol on substances that deplete the ozone layer entered into force
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Montreal Protocol on substances that deplete the ozone layer entered into force
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Fall Of The Berlin Wall
In 1989, the East German government was pressured to loosen its regulations on travel to West Germany. On 9 November, an East German spokesman announced that East Germans could travel into West Germany, starting immediately. Crowds gathered at checkpoints on both sides of the Wall. Passport checks were eventually abandoned and people crossed the border unrestricted. -
The Kyoto Protocol was negotiated in Kyoto, Japan in December. Countries that ratify this protocol commit to reduce their emissions of carbon dioxide and five other greenhouse gases
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The Kyoto Protocol was negotiated in Kyoto, Japan in December. Countries that ratify this protocol commit to reduce their emissions of carbon dioxide and five other greenhouse gases
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U.S. rejects the Kyoto Protocol
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U.S. rejects the Kyoto Protocol
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Twin Towers Fall On 9/11
Two skyscrapers in New York City stood 110 stories and 1368 feet high. On 9/11/2001, they were destroyed when terrorists hijacked a plane and flew into the twin towers. Many people died. -
U.S. announces it will cease participation in the Paris Agreement on climate change mitigation
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U.S. announces it will cease participation in the Paris Agreement on climate change mitigation
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First Reported COVID-19 Case
The first human cases of COVID-19, the disease caused by the novel coronavirus causing COVID-19, subsequently named SARS-CoV-2 were first reported by officials in Wuhan City, China, in December 2019. -
The U.S. announces it will rejoin the Paris Agreement on climate change mitigation
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The U.S. announces it will rejoin the Paris Agreement on climate change mitigation
