SCIE210 Ip4

Apr 8th, 2015
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Background: Municipal Solid Waste (MSW) is all of the garbage, refuse, trash or junk that gets thrown away from our homes or small businesses. All of this MSW is collected and taken away. Have you wondered where it goes? In the 1950’s and 60’s it went to open dumps. In the 1970’s landfills were established but there were problems, and today there is new legislation and technology to better manage this waste. For this assignment, you will review the history of MSW. • Describe an open dump. Explain the environmental problems. • Describe an early landfill. What are the problems associated with early landfills? Include a discussion of leachate, methane, incomplete decomposition and settling. • Describe a modern landfill. What are the differences as compared to early landfills? What improvements have been made? • Choose one of these landfills and explain the innovations being implemented to make the landfill more productive and to reduce its environmental impact: o Mariannhill Landfill, South

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SCIE210 week four IPNameClassDateProfessorAbstract The following paper will discuss the harmful effects of the pesticide DDT on the environment and living organism. Understanding the dangers a pollutant creates to the environment is the first step in reducing its harmful effects. The paper will also provide an overview of the current status of the pesticide and its use in society as well as discuss laws, programs, and global efforts to stop the use of the pollutant. DDT Pesticide Use DDT Pesticide is a popular pesticide used across the globe and previously used in the United States until it was banned. DDT was banned due to its harmful effects to the environment in 1972 but the harmful effects of the pesticide continue to effect the environment. A pesticide is a chemical used to kill pests. Some of these chemical are not harmful to the environment and humans but many are not. DDT Pesticide is considered a harmful pesticide by the environmental Protection Agency (EPA). DDT effectively kills the pest but exposes humans and the environment to toxins and overtime becomes pest resistant. Description and Source of Pollutant DDT (dichloro-diphenyl-trichloroethane) was first created in a lab in the 1800's but became a modern synthetic insecticide in the 1940's (EPA, 2014). DDT was originally created to prevent diseases, such as malaria or typhoid, in military personnel by killing the infected bug but later became a popular pest

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