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Once the most prolific bird, the passenger pigeon becomes instinct
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Dustbowl in North America
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Green Revolution
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UK's ten national parks are established
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Minamata Bay disaster
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NGO's gain greater following
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Environmental philosophy established
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First Earth Summit- UN Conference on the Human Environment
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C.I.T.E.S formed by IUNC
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Montreal Protocol
The Montreal Protocol on Substances That Deplete the Ozone Layer is a landmark international agreement designed to protect the stratospheric ozone layer. The treaty was originally signed in 1987 and substantially amended in 1990 and 1992. The Montreal Protocol stipulates that the production and consumption of compounds that deplete ozone in the stratosphere Implications: -
Period: to
Kyoto Protocol
The Kyoto Protocol is an international treaty which extends the 1992 United Nations Framework Convention on Climate Change (UNFCCC) that commits State Parties to reduce greenhouse gas emissions, based on the premise that (a) global warming exists and (b) human-made CO2 emissions have caused it.