1) Review the history of the Municipal Solid Waste (MSW).
2) describe an open dump and describe the environmental problems.
3) describe an early landfill. prepare down the problems related with early landfills? Comprise a description of leachate, methane, incomplete decomposition and settling.
4) describe a modern landfill. What are the differences as compared to the early landfills? What enhancements have been made?
5) In reference to Puente Hills, California's landfill describe the innovations being implemented to make the landfill more productive and to decrease its environmental impact.
6) Given that the present 2 primary sources of electricity generation are coal and nuclear power plants, which of these sources is better for the human sustainability? describe why?