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On 24 October 1946, rocket scientists captured the first images of Earth taken from space. The first photograph of Earth from space, taken on 24 October 1946. This is the first photograph of Earth ever taken from space.
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Ehrlich's research on the natural populations of checkerspot butterflies)is one of the most thorough analyses extant of the structure, dynamics, genetics, and behavior of an invertebrate population, and it constitutes a major achievement of field population biology.
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She spent her last years courageously defending the truth of her conclusions until her untimely death in 1964. Silent Spring inspired the modern environmental movement, which began in earnest a decade later. It is recognized as the environmental text that “changed the world.”
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Louis, and Philadelphia. New York City's air pollution was reportedly the worst of any American city. ... An estimated 220–240 deaths were caused by the six-day 1953 smog, and an estimated 300–405 deaths were caused by the two-week 1963 smog.
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The Santa Barbara oil spill of 1969 spewed an estimated 3-million gallons of crude oil into the ocean, creating an oil slick 35 miles long along California's coast and killing thousands of birds, fish and sea mammals.
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The cuyahoga river fire dramatized the extent of the river's pollution and the ineffectiveness of the city's lagging pollution abatement program. The fire, which witnesses reported reached as high as 5 stories, began at 12 P.M. and lasted about 20 minutes before it was brought under control.
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That's what Senator Gaylord Nelson of Wisconsin believed. He was disturbed that an issue as important as our environment was not addressed in politics or by the media, so he created the first Earth Day, on April 22, 1970. An estimated 20 million people nationwide attended festivities that day.
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an agency of the United States federal government whose mission is to protect human and environmental health. Headquartered in Washington, D.C., the EPA is responsible for creating standards and laws promoting the health of individuals and the environment.
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The National Oceanic and Atmospheric Administration is an American scientific agency within the United States Department of Commerce that focuses on the conditions of the oceans, major waterways, and the atmosphere.
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The National Environmental Policy Act (NEPA) is a United States environmental law that promotes the enhancement of the environment and established the President's Council on Environmental Quality (CEQ). ... These reports state the potential environmental effects of proposed Federal agency actions.
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The Clean Water Act establishes the basic structure for regulating discharges of pollutants into the waters of the United States and regulating quality standards for surface waters. ... The CWA made it unlawful to discharge any pollutant from a point source into navigable waters, unless a permit was obtained
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The Marine Mammal Protection Act was enacted on October 21, 1972. ... The MMPA prohibits, with certain exceptions, the "take" of marine mammals in U.S. waters and by U.S. citizens on the high seas, and the importation of marine mammals and marine mammal products into the U.S.
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The United States banned the use of DDT in 1972, but some countries still use the chemical. ... It is still in use outside the United States for the control of mosquitoes that spread malaria. DDT and its related chemicals persist for a long time in the environment and in animal tissues.
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The Endangered Species Act provides a program for the conservation of threatened and endangered plants and animals and the habitats in which they are found. ... The law also prohibits any action that causes a "taking" of any listed species of endangered fish or wildlife
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The Toxic Substances Control Act of 1976 provides EPA with authority to require reporting, record-keeping and testing requirements, and restrictions relating to chemical substances and/or mixtures. Certain substances are generally excluded from TSCA, including, among others, food, drugs, cosmetics and pesticides.
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This was the first time in American history that emergency funds were used for a situation other than a natural disaster. ... Congress passed the Comprehensive Environmental Response, Compensation, and Liability Act, better known as the Superfund Act. Love Canal became the first entry on the list.
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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 16th September 1987, and entered into force on 1st January 1989.
