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U.S. announces it will rejoin the Paris Agreement on climate change mitigation -
U.S. announces it will cease participation in the Paris Agreement on climate change mitigation -
U.S. rejects the Kyoto Protocol -
The Kyoto Protocol was negotiated in Kyoto, Japan in December. Countries commit to reduce their emissions of carbon dioxide -
Montreal Protocol on substances that deplete the ozone layer entered into force -
First Earth Day – April 22. Millions of people gather in the United States for the first Earth Day. US Environmental Protection Agency established -
The Apollo 8 picture of Earthrise -
Rachel Carson publishes Silent Spring -
In 1952, BSA released 2 environmental sciences relate merit badges, nature and soil as well as water conservation. nuclear power was first used to generate electricity for civilians in 1954, in the USSR, currently known as Russia. In 1955 the U.S passed the air pollution control act. -
The international Union for the conservation of nature and natural resources, currently known as the world conservation union founded in 1948. A nonprofit organization was also founded in this time called Defenders of Wildlife. -
The dust bowl, a series of dust storms caused due to overuse of the land damaged the ecology of the American and Canadian prairies. The world population reached two billion in 1930. -
Benton MacKaye, a pioneering regional planner created the first plans for the appellation trail a 2000 mile long trail along the east coast of the U.S in 1921 -
US Congress created the National Park Service -
The U.S forestry service was founded on February first 1905 by Gifford Pinchot and president Theodore Roosevelt. Both of whom were early advocates of forestry. Boy scouts of America was founded by William D Boyce in 1910 -
The term smog is coined by Henry Antoine Des Voeux in a London meeting to express concern over air pollution -
The term acid rain is coined by Robert Angus Smith in the book Air and Rain -
The term ecology is coined in German as Oekologie by Ernst Heinrich Philipp August Haeckel. -
Henry David Thoreau publishes Walden -
The U.S department of interior. who took care of conserving and managing most federal lands, which created in 1849. In 1892 John Muir founded the Sierra club, which spread to all fifty states and has now over 750,000 members. -
Philadelphia committee led by Benjamin Franklin attempts to regulate waste disposal and water pollution. -
The industrial revolution gave birth to inventions such as the steam engine, which often required nonrenewable resources such as metal, fossil fuels and coal which in turn increased carbon pollution making the start of a long period of air pollution -
fur trapping and trading gained popularity in the north, while others expanded colonization throughout the west in 1681, William Penn founder of modern day Pennsylvania, passed a decree that one acre of land must remained forested for every five acres that are cut. -
Plymouth was the first colony established by the english in Massachusetts. In 1626 Plymouth leaders began to control the harvesting and sale of timber within the colony. -
native American tribes moved to the Americans in pursuit of game, and started to use natural resources such as wood, water, land for farming and animals to live sustainably, while providing for there needs. when resources become scarce in an area, or where animals migrated, they would often move elsewhere to let the land replenish its resources.