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Philadelphia committee
Philadelphia committee led by Benjamin Franklin attempts to regulate waste disposal and water pollution. -
Walden
Henry David Thoreau publishes Walden -
Ecology is coined
The term ecology is coined in German as Oekologie by Ernst Heinrich Philipp August Haeckel -
Acid Rain Coined
The term acid rain is coined by Robert Angus Smith in the book Air and Rain -
Smog Coined
The term smog is coined by Henry Antoine Des Voeux in a London meeting to express concern over air pollution -
National Parks
US Congress created the National Park Service -
Executive Order
President Harry Truman issues Executive Order 9981 to end segregation in the Armed Services. -
Nonviolent Protests
Sixty black pastors and civil rights leaders from several southern states—including Martin Luther King, Jr.—meet in Atlanta, Georgia to coordinate nonviolent protests against racial discrimination and segregation. -
Little Rock Nine
Nine black students known as the “Little Rock Nine,” are blocked from integrating into Central High School in Little Rock, Arkansas. President Dwight D. Eisenhower eventually sends federal troops to escort the students, however, they continue to be harassed. -
Sit-Ins
Four college students in Greensboro, North Carolina refuse to leave a Woolworth’s “whites only” lunch counter without being served. Their nonviolent demonstration sparks similar “sit-ins” throughout the city and in other states. -
Silent Spring
Rachel Carson publishes Silent Spring -
March on Washington
Approximately 250,000 people take part in The March on Washington for Jobs and Freedom. Martin Luther King gives the closing address in front of the Lincoln Memorial and states, “I have a dream that one day this nation will rise up and live out the true meaning of its creed: ‘We hold these truths to be self-evident: that all men are created equal.’" -
Church Bombing
A bomb at 16th Street Baptist Church in Birmingham, Alabama kills four young girls and injures several other people prior to Sunday services. The bombing fuels angry protests. -
Civil Rights Act of 1964
President Lyndon B. Johnson signs the Civil Rights Act of 1964 into law, preventing employment discrimination due to race, color, sex, religion or national origin. Title VII of the Act establishes the U.S. Equal Employment Opportunity Commission (EEOC) to help prevent workplace discrimination. -
Selma to Montgomery March
In the Selma to Montgomery March, around 600 civil rights marchers walk to Selma, Alabama to Montgomery—the state’s capital—in protest of black voter suppression. Local police block and brutally attack them. After successfully fighting in court for their right to march, Martin Luther King and other civil rights leaders lead two more marches and finally reach Montgomery on March 25. -
Voting Rights Act of 1965
President Johnson signs the Voting Rights Act of 1965 to prevent the use of literacy tests as a voting requirement. It also allowed federal examiners to review voter qualifications and federal observers to monitor polling places. -
Earthrise
The Apollo 8 picture of Earthrise -
MLK Assassination
Martin Luther King, Jr. is assassinated on the balcony of his hotel room in Memphis, Tennessee. James Earl Ray is convicted of the murder in 1969. -
Earth Day
April 22., 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 -
Montreal Protocol
Montreal Protocol on substances that deplete the ozone layer entered into force -
Kyoto Protocol
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 -
Kyoto Protocol Pt. 2
U.S. rejects the Kyoto Protocol
