american history

american ww2

1939 BCE

1939 to 1945

russian sells land to american

1867 BCE

March 30, 1867 russian alaska to american

american civil war

1861 BCE

1861 1865

american revolution

1765 BCE

american revolution

Benjamin Franklin attempts to regulate waste disposal and water pollution

Jan 1, 1769

Philadelphia committee led by Benjamin Franklin attempts to regulate waste disposal and water pollution.

american and mexico war

1848

we won 1848

Henry David Thoreau publishes Walden

1854

The term ecology is coined in German as Oekologie by Ernst Heinrich Philipp August Haeckel

1866

The term acid rain is coined by Robert Angus Smith in the book Air and Rain

1872

1905 — The term smog is coined by Henry Antoine Des Voeux in a London meeting to express concern over air pollution

1905

ameican ww1

Jan 1, 1914

1914 to 1918

US Congress created the National Park Service

1916

cold war

Jan 1, 1950

1950 to 1991

north korea and south korea war 1950

Jan 1, 1950

U.s.s.r back north and ameriacn back south

cuba

Jan 1, 1962

the u.s.s.r gave cuba nukes

Rachel Carson publishes Silent Spring

1962

The Apollo 8 picture of Earthrise

1968

moon landing

Jan 1, 1969

we won the space

First Earth Day – April 22. Millions of people gather in the United States for the first Earth Day. US Environmental Protection Agency established

1970

The Kyoto Protocol was negotiated in Kyoto, Japan in December. Countries commit to reduce their emissions of carbon dioxide

1997

U.S. rejects the Kyoto Protocol

2001

U.S. announces it will cease participation in the Paris Agreement on climate change mitigation

2017

2021 — U.S. announces it will rejoin the Paris Agreement on climate change mitigation

2021