Which of the following is a fossil fuel?

A homeowner is concerned that the water in his groundwater well may be contaminated by a leak from a neighbor’s septic system. Which of the following is most useful to the homeowner to determine if the source of the contamination is the neighbor’s well?

Phosphorous and ________ are usually responsible for cultural eutrophication.

If MTBE (methyl tert-butyl ether) has such an impact on groundwater, why is it added to gasoline?

Which of the following is NOT true concerning groundwater contamination?

Any substance that, in excess, is known to be harmful to desirable living organisms is called a(n) ______

Following Hurricane Floyd in 1999, residents in one part of the state of ________ were relocated from a badly impacted floodplain.

Which of the following would likely serve as an aquitard?

What is the principal social impact of mining operations?

What is the most important aspect of future oil supplies?