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fossel fule
solar energy there is always sun
The main sources of energy include coal, crude oil, natural gas,water, and wind...
most likely, it's coal
most likely, it's coal
an energy source
most likely, it's coal
The Sun
Coal was the main power source behind the industrial revolution, although new methods of harnessing water-power were also pioneered during this period.
For all intents and purpose Solar energy is a renewable resource. It is there for us to harvest and its use by us wil not diminish the supply.
Coal - about 50 percent of total
Mainly, it is important for us, as our main energy source.