graded A+ passed
1. Solid waste all manner of materials that we discard, including trash, sewage sludge,
and
agricultural waste
2. Law of matter can't be created or destroyed; it can only change forms
Conserva- tion
of Matter
Managing wastes to reduce their environmental harm without seriously
3. waste trying to reduce the amount of waste produced.
manage-
ment
4. degradable Resources that break down over shorter amounts of time & include the
biodegrad- able waste that originates from plants/animals
5. biodegradable capable of being readily decomposed into harmless substances by
microorgan- isms
6. Together, 9. plastic produc- tion doubles
indus- trial,
agricultural, 10. 1976 Resource
construction,
and mining
waste make
up most of
U.S. solid waste
7. municipal
solid waste
(MSW)
8. Plastic now
makes up
about
1/
4