Enviormental science test 3

What is meant by a “throw away society”?

What are the problems with Open Dumps?

What is the problem with “unlined” landfills!

unlined landfills can lead to Leachate in the water supply

What are the 2 biggest concerns with landfills?

Leachate and methane gas

List the 4 General Categories of Municipal Solid Waste

house hold, industrial, agricultural, hazardous

What is the largest component in Municipal Solid Waste?

paper

List the 3 areas that have been responsible for changes in the composition of municipal solid waste.

landfill 55%, burn 14%, recycle 31%

What are Leachates?

garbage juice

What problems can be caused by leachates?

group water pollution

What are the 3 Household Variations responsible for the quantities of MSW?

construction, industrial, institutional

How does Seasonal Variations affect the composition of MSW?

Methane collection system

Why is air injected into landfills?

Briefly explain The Garbage Project

William L. Rathje dug through old landfills from 20’s and debunked the biodegrading myths 

Explain Waste to Energy Plants. (WTE)

What happens to the resulting ash from WTE plants?

What is RCRA?

resource conservation recovery act

What is the purpose of NIMBY?

(not in my back yard) to prevent locating things in ones own neighborhood, like dumps and windmills etc.

What is the number one strategy in the management of solid waste?

source reduction

What product constitutes the largest portion of household waste?

What is a Tipping Fee?

After completion of the landfill what could the site be used for?

What are white goods?

What is the top priority in the solid waste management hierarchy?

List 3 examples of answer in #4

Material Recovery Facility (murf)

List the benefits of recycling (as discussed in class)

What was the first law adopted in Oregon (1972) to combat littering

What is one of the benefits of Take-back programs?

What is one benefit of Extended Producer Responsibility?

Government procurement policies