Alternative energy is any energy source that is an alternative to fossil fuel. These alternatives are intended to address concerns about fossil fuels, such as its high carbon dioxide emissions, an important factor in global warming. Marine energy, hydroelectric, wind, geothermal and solar power are all alternative sources of energy.
why should we look for the alternative sources of energy than fossil fuels
to address concerns about fossil fuels, such as its high carbon dioxide emissions, an important factor in global warming