fuels

In our struggling economy, scientists are reasearching about new fuels that could be used besides oil and other fosil fuels. Gas prices having been record high over the past two years.



This graph shows how drastically the prices went up until 2007. Now the prices are even higher.

__**Ethanol**__ - produced domestically from corn and other crops and produces less greenhouse gas emissions than conventional fuels.
 * __ Some alternitive gasses scientist are looking to use are __**


 * __ Biodiesal __**-is derived from vegetable oils and animal fats. It usually produces less air pollutants than petroleum-based diesel.

__**Natural Gas**__ -is a fossil fuel that generates less air pollutants and greenhouse gases.


 * __ Propane __**-also called liquefied petroleum gas (LPG), is a domestically abundant fossil fuel that generates less harmful air pollutants and greenhouse gases.

**__Hydrogen__**- can be produced domestically from fossil fuels (such as coal), nuclear power, or renewable resources, such as hydropower. Fuel cell vehicles powered by pure hydrogen emit no harmful air pollutants.