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Human population hits 1 billion
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California droughts
Summary description: The California droughts was a six-year drought that brought the ecosystem to a severe hydrology. The droughts impacts were small by present-day standards. -
Human population hits 2 billion
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Dust Bowl
Summary description: It was caused by a severe drought. Another factor was human made factors such as failure to apply dryland farming methods. -
N.E. US acid rain
Summary description: Dead or dying trees are a common sight in the areas effected by acid rain. The acid rain can effect soil areas because the neutralizing acidity in the rain water flowing through it. -
Minamata disaster
Minamata disease is methylmercury poisoning that occurs in humans who ingest fish and shellfish contaminated by MeHg discharged in wastewater from a chemical plant. Typical symptoms include sensory disturbances, ataxia, dysarthria, constriction of the visual field, auditory disturbances and tremor were also seen. For the past 36 years, of the 2252 patients who have been officially recognized as having M. d., 1043 have died. This paper also discusses the recent remaining problems. -
Human population hits 3 billion
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Silent Spring
The silent Spring explained how indiscriminate application of chemicals, pesticides, and other chemicals effect our environment and medical problems for humans. It introduces a program where chemists practice their discipline and how society relates to science. -
US River fires
Summary description: The Cuyahoga River was a river burned and helped spur the environment in the United States. The river was severely polluted and had caught on fire multiple times -
Clean air act
Once started it has lowered levels of six common pollutants particles and more, have led to improvements in the quality of the air, pollution reductions under the Act prevented 205,000 early deaths. -
Stockholm Conference
Summary description: The Stockholm Conference was the first world conference to make the environment a major issue. The Stockholm conference discusses concerns about economic growth, air pollution, water, oceans. -
Endangered Species Act
Summary description: The endangered species act is a program that provides protection for fish, wildlife, and plants that are threatened or endangered. The Endangered species act has laws and when you go against those laws you could receive a fine or be arrested. -
Human population hits 4 billion
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Love canal
There was chemical dumping in the love canal. The major harm was waste disposal drums could be seen washing ashore on home owners lawns. -
Bhopal disaster
Summary description: it was a a chemicals leak that was on December 3 1984 located in Bhopal city in India. Killed 15,000 to 20,000 people. The disaster was the worst industrial accident history. Cuased by 45 tons of gas escaped from a plantation. -
Chernobyl meltdown
Summary description: began from an explosion of the reactor of the nuclear power plant. Was the worst nuclear disaster in history. Cuased a ower surge cuasing reactor compents to rupture and configurtion. -
Montreal Protocol
Summary description: the montreal protocol is an global agreement to keep the stratopheric ozone layer by phasing oout the production and comsumption of ozone layer harming substances. Was Proven to innovative and successful. -
Human population hits 5 billion
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Exxon Valdez
Summary description: A large oil tanker fell to the ground spilling 11 million gallons of oil. Causing the death of many birds and marine life. -
Great pacific garbage patch
The Great Pacific Garbage Patch is a collection of marine debris in the North Pacific Ocean. Also known as the Pacific trash vortex, the garbage patch is actually two distinct collections of debris bounded by the massive North Pacific Subtropical Gyre. -
Amazon deforestation
Many areas slightly smaller than the state of Kansas has become one of the most deforested parts of the Amazon. In the past three decades, clearing and degradation of the state’s forests have been rapid: 4,200 square kilometers cleared by 1978; 30,000 by 1988; and 53,300. -
Human population hits 6 billion
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An Inconvenient Truth
Summary description: The film has raised international public awareness of global warming. This documentary has also been included in science classes in schools around the world. -
Deepwater Horizon
The oil drilling rig deep-water horizon in the Gulf of Mexico. It exploded and sank which in turn killed 11 workers. -
Human population hits 7 billion
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Kyoto protocol
Summary description: In the five-year period from 2008 to 2012, they set binding emission reductions. The protocol also sets binding emission reduction targets for 37 industrialized countries. -
Zero water south Africa
Summary description: Cape Town endured a one-in-400 year drought which took the city of around 4.6 million residents to the brink of “day zero,” a point when Cape Town would run out of water. -
Upper ten-mile creek
Summary description: The site was cleaned up using a collaborative watershed. The EPA has been unable to identify a viable potentially responsible. The land is 90 percent paid for with federal funds. -
Paris climate accord
Summary description: The Paris climate accord was an international treaty on climate change. The accord did end up being successful. -
Clean power act
Summary description: the clean power act was established to follow in limiting carbon dioxide emissions from excising power plants. The clean power act cut the Electric sectors carbon pollution by 32 percent nationally. -
Human population hits 8 billion
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Colorado river levels
Summary description: The Colorado river supports 1.4 trillion in annual economic activity. It also provides water to almost 40 million people in two countries and 4 million acres of farmland. It is dangerously low.