Prior to use, crude oil must be

This method of extracting oil and natural gas involves pumping chemically treated water under high pressure into deep layers of rock to crack them.

Which type of coal has the highest energy content?

In most parts of the world where fossil fuels are extracted, local residents are compensated.

OPEC consists of predominantly __ nations.

Which of the following lists the energy sources used in the US in order or frequency of electricity generation?

This fuel is composed mainly of methane and other volatile hydrocarbons.

Ratio of energy returned to energy invested

Which of the following does not correctly match the energy source with the net electricity generation in the US?

Nuclear power generally produces significantly more damage to the landscape than coal.

Which of the following is not an example of a nuclear power accident?

U.S. oil production peaked in the 70's and has not increased since.

Which is not an example of clean coal technology?

Which of the following is not an external cost of fossil fuel extraction?