Its coal and hydrogen
i think its petroleum
coal
Coal
Coal is the most used source for electricity in the US. World wide, other countries, I don't know.
No, coal is.
Wind
Hydropower
Oil
Its coal and hydrogen
most likely, it's coal
most likely, it's coal
Biomass is the source of almost half of America's renewable energy.
it could be a very efficient energy source but it cant be used in most places unfortunatley D:
most likely, it's coal
Wind turbines and solar pans