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Dustbowl in North America
Recognizes that agricultural practices have a negative effect on the soils and climate -
Green revolution - intensive technological agriculture
Large increase in human resource use, especially fossil fuels, and pollution thereby increases. Human population further rises sharply. -
Minamata Bay Disaster
This event emphasized the ability of food chains to accumulate toxins into higher trophic levels, including humans, as they feed on carnivores -
NGO's gain greater following and acceptance
WWFN, Greenpeace, Friends of the Earth all are formed from the 60's to the 70's -
Rachel Carson publishes 'Silent Spring'
General accepted that chemical toxins, ingested when eating meat, is dangerous for humans. The pesticides, DDT, is as a result banned. -
The Gaia Hypothesis
The Gaia hypothesis is formulated by the chemist James Lovelock : The Gaia Hypotheses is accepted more as a “metaphor” than a fact, and it only a small amount of people who truly believes in the Gaia Theory, that the earth is a self regulating living organism. -
The National Atmospheric Deposition Program (NADP)
(NADP) is a long-term monitoring program in support of research on the effects of atmospheric chemical deposition. Organized in 1977, today the NADP operates three networks that monitor precipitation chemistry at more than 300 sites. It is a cooperative program receiving support from federal, state, and local government agencies; Native American organizations; State Agricultural Experiment Stations; universities; and non-governmental organizations. -
Montreal Protocol
The Montreal Protocol on Substances that Deplete the Ozone Layer, a protocol for the Protection of the Ozone Layer, is an international treaty designed to protect the ozone layer by decreasing the production of substances responsible for ozone depletion. -
Kyoto Protocol
The Kyoto Protocol is an international treaty 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. The Kyoto Protocol was first adopted in Japan 1997 though it came into force in 2005. The Kyoto protocol was the first agreement between nations to mandate country-by-country reductions in greenhouse emissions according to their population size https://www.youtube.com/watch?v=1GXZwBOAbH0