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Benjamin Franklin attempts to regulate and manage waste as-well as water pollution as it was a growing issue in Philadelphia. -
The Boston Tea Party was an American political and mercantile protest by the Sons of Liberty in Boston, Massachusetts, on December 16, 1773. -
When 56 members of the Second Continental Congress started signing the Declaration of Independence in Philadelphia. -
he Louisiana Purchase was the acquisition of the territory of Louisiana by the United States from Napoleonic France in 1803. -
Henry David Thoreau's classic Walden, or, A Life in the Woods is required reading in many classrooms today. But when it was first published—on August 9, 1854—it sold just around 300 copies a year. -
On July 1, the advancing Confederates clashed with the Union's Army of the Potomac, commanded by General George G. Meade, at the crossroads town of Gettysburg. -
The word "ecology" was coined by the German scientist Ernst Haeckel in 1866. Ernst Heinrich Philipp August Haeckel was a German zoologist. He also coined the terms like phylum, phylogeny, and Protista. -
The term 'acid rain' was coined in the mid-1800s, when Robert Angus Smith, a Scottish chemist working in London, noticed that rain tended to be more acidic in areas with more air pollution and that buildings crumble faster in areas where coal is burned -
Plessy v. Ferguson, 163 U.S. 537, was a landmark decision of the U.S. Supreme Court in which the Court ruled that racial segregation laws did not violate the U.S. Constitution as long as the facilities for each race were equal in quality, a doctrine that came to be known as "separate but equal". -
The term smog was first coined in 1905 in a paper by Dr. Henry Antoine Des Voeux to describe the combination of smoke and fog that had been plaguing London during that time. -
On August 25, 1916, President Woodrow Wilson signed the act creating the National Park Service, a new federal bureau in the Department of the Interior responsible for protecting the 35 national parks and monuments then managed by the department and those yet to be established. -
During the 1920s, the U.S. stock market underwent rapid expansion, reaching its peak in August 1929 after a period of wild speculation during the roaring twenties. -
The United States bombings of the Japanese cities of Hiroshima and Nagasaki on August 6 and August 9, 1945, were the first instances of atomic bombs used against humans, killing tens of thousands of people, obliterating the cities, and contributing to the end of World War II. -
Silent Spring is an environmental science book by Rachel Carson. The book was published on September 27, 1962, documenting the adverse environmental effects caused by the indiscriminate use of pesticides -
John F. Kennedy, the 35th president of the United States, was assassinated on Friday, November 22, 1963, at 12:30 p.m. CST in Dallas, Texas, while riding in a presidential motorcade through Dealey Plaza. -
aken aboard Apollo 8 by Bill Anders, this iconic picture shows Earth peeking out from beyond the lunar surface as the first crewed spacecraft circumnavigated the Moon, with astronauts Anders, Frank Borman, and Jim Lovell aboard. -
Martin Luther King Jr. was an American Baptist minister and activist who became the most visible spokesman and leader in the civil rights movement from 1955 until his assassination in 1968. The date is important because it is the day that Dr. King was assassinated. -
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 -
The Montreal Protocol is an international treaty designed to protect the ozone layer by phasing out the production of numerous substances that are responsible for ozone depletion. It was agreed on 16 September 1987, and entered into force on 1 January 1989. -
the Kyoto Protocol operationalizes the United Nations Framework Convention on Climate Change by committing industrialized countries and economies in transition to limit and reduce greenhouse gases (GHG) emissions in accordance with agreed individual targets. -
Clinton Administration Vice President Al Gore was a main participant in putting the Kyoto Protocol together in 1997. President Bill Clinton signed the agreement in November 1998, but the US Senate refused to ratify it, citing potential damage to the US economy required by compliance. -
9/11, were a series of four coordinated terrorist attacks by the militant Islamist terrorist group al-Qaeda against the United States on Tuesday, September 11, 2001. -
On June 1, 2017, United States President Donald Trump announced that the U.S. would cease all participation in the 2015 Paris Agreement on climate change mitigation, contending that the agreement would "undermine" the U.S. economy, and put the U.S. "at a permanent disadvantage." -
The United States on Friday officially rejoined the Paris Agreement on climate change designed to limit global warming and avoid its potentially catastrophic impacts.