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They were first developed in Persia and China. Ancient mariners used wind power to sail to different lands, and farmers used it to pump water and for grinding grains.

It stands 20 stories tall and has blades the length of a football field!

These turbines form wind farms and hundreds are arranged in lines in windy spots like a ridge.

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Natural gas is the earth’s cleanest burning hydrocarbon.

Methane, or CH4, is the primary component of natural gas.

Shale Gas is formed in low permeability shale rock and trapped in clay particles or in small pores and micro-fractures in the rock.

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Oil is measured in barrels, which is equal to 42 US gallons or 159 liters.

Oil is measured in barrels, which is equal to 42 US gallons or 159 liters.

Gasoline makes up 45% of crude oil

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174,000 terawatts of energy consistently strike the earth as solar radiation at any moment, even on the cloudiest of days.

One hour of sunlight is equivalent to one year’s worth of energy for the planet.

Solar energy produces no pollution when generating electricity.

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It takes roughly 1 million years to form coal.  Now you see why it’s classified as a non-renewable energy source

Coal is mined in 27 US states

Coal must be relatively dry before it can be burned successfully