Alternative energy is often referred to as energy from a source other than the conventional fossil fuel source like oil, natural gas and coal. Alternative energy is not popularly used and is usually environmentally sound. It is also often times renewable energy. Several alternative energy sources are solar, wind, biomass, wave and tidal energy.
Population problem [...]
It can be about the money. People are looking for alternative energy sources or alternative fuel for their cars nowadays. A few months ago, increasing prices of petroleum products were experienced almost throughout the world. With the increasing money spent on the pump, we are trying to look for alternative fuels for vehicles that can [...]