How do humans use fossil fuels as a source of energy?

Answer According to the U.S. Department of Energy, fossil fuels provided 85 percent of the energy needs in the United States in 2007. Fossil fuel energy is used to produce electricity, power vehicles and ... Read More »

Top Q&A For: How do humans use fossil fuels as a source of e...

What type of energy are fossil fuels?

Fossil fuels are a nonrenewable source of energy because they cannot be easily replenished. Fossil fuels include oil, natural gas, coal and propane, and are formed from decaying plant and animal ma... Read More »

What Are Fossil Fuels & Alternative Energy Sources Used For?

Formed from animal and plant remains, fossil fuels are found within the Earth and provide much of our energy, but at a cost of heavy pollution. Alternative energy sources are meant to replace fossi... Read More »

What percentage of the commercial energy we use comes from non-renewable fossil fuels?

Overall 74 percent of the U.S. energy demand is met by fossil fuels as of 2008, the most recent year for which the Department of Energy's Energy Information Administration has figures. Of that, pet... Read More »

About what percentage of the world's commercial nonrenewable energy sources are from fossil fuels?

Two non-renewable fuel sources constitute a substantial portion of world energy use: nuclear energy and fossil fuels. As of 2007, according to the International Energy Agency, 93 percent of the wor... Read More »