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This event increased urbanization, resource usage and pollution.
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This event causes conservation movement grows, concern for tigers, rhinoceros, etc.
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During this time, the resource used (especially fossil fuel use) and pollution increased, which caused the human population to rises sharply.
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And Sketches Here and There is a 1949 non-fiction book by American ecologist, forester, and environmentalist Aldo Leopold, this book raises the issues and starts debates on environmental ideas.
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From 1956-1968, this event emphasizes the ability of food chains to accumulate toxins into higher trophies levels, including into humans.
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Santa Barbara oil spill, the Cuyahoga fire and the pollution of Lake Erie and other Great Lakes helped galvanize environmental consciousness, shift public attitudes, and create the climate for federal laws such as the National Environmental Policy Act.
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Declaration of UN conference.
Action Plan for the Human Environment.
Environment Fund established.
Formation of UN Environment Programme (UNEP].
Earth Summits planned at ten-year intervals. -
Systems approach to studying the environment begins.
Nature seen as self regulating. -
Political pressure placed on governments.
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This is the world’s worst industrial disaster.
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The discovery of the Antarctic ozone hole was first announced in a paper by British Antarctic Survey's Joe Farman, Brian Gardiner and Jonathan Shanklin, which appeared in the journal Nature in May 1985.
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Environmentally friendly products, recycling and ecotourism become popular.
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Documentary buy Al Gore, former US vice-president, describing global warming.