The world’s Largest Sharp Brain Virtual Experts Marketplace Just a click Away
Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | Apr 2017 |
| Last Sign in: | 327 Weeks Ago, 5 Days Ago |
| Questions Answered: | 12843 |
| Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
How can solid waste incineration be of benefit?
it can generate methane
the heat from waste combustion can be used to generate energy
it can be used to clean the air
the fly ash can be used as compost or mulch
Â
What is one problem associated with the incineration of solid waste?
the waste is radioactive
leachate the may contaminate groundwater
hazardous chemicals are often created and released into the atmosphere
the volume of waste increases
Â
Which of the following conditions results from the operation and subsequent use of old landfills built before 1976?
Leachate from old landfills can contaminate groundwater.
Decommissioned landfills cannot be used as locations for schools, industries, parks, or golf courses for 300 years after the closing of the landfill.
Modern sanitary landfills are lined with a porous material.
Hydrogen gas is generated by the organic decomposition and can be sold as a by-product.
Â
As recycling and composting efforts have grown, what has occurred with the annual amount of waste sent to landfills?
it has disproportionally increased
it has proportionally decreased
it has stayed the same
it has proportionally increased
Â
Â
 What is the difference between the amount of paper within the waste stream before and after recycling/composting?
1.2%
11.2%
16.2%
27.4%
-----------