Coal oil and natural gas
fossil fuel
fossil fuel
In the state of Louisiana, natural gas is the main source of energy. The state's second leading source of energy is coal.
Wind,natral gas,and dams.
coal, oil, natural gas. apex
Geothermal power can only be used in some areas (apex)
coal oil and natural gas
Sunlight is the main source of energy on earth
Nuclear fission is main source of solar energy,
the sun is the main source of energy of the earth the sun is the main source of energy of the earth the sun is the main source of energy of the earth
sun is the main source of energy.
Petroleum is the main source of energy for transportation.