Renewable energy & energy saving
nearly everyone in the world is part of some community whether large or small and all of these communities have similar needs they need light they need heat they need air conditioning people...
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[♪♪] [female narrator] The search for petroleum never ends. It goes on around the clock and around the globe. Yet as the world's population approaches 7 billion and more players enter the...
Good afternoon. This product is a wind turbine manufactured by TAM Energy in the US. Right now, it is spinning by the wind coming from the air conditioning outdoor unit. It is able to spin with the...
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Why is it anybodies responsibility? If I don’t step up what makes anybody else want to step up? Birch Run high school science teacher Jan Pollard worked with 4H to develop a course on alternative...
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