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Think your electricity bill is high? It's not. Neither is your heating bill or the price you pay at the pump.

The Living Building Standard--which requires buildings to create all their own energy and recycle all their own water--is so hard to meet that only three buildings are "living buildings." Two, in the Pacific Northwest, are vying for the title of world's most sustainable. Ever since the invention of the skyscraper, the contest between cities to see who could be home to the tallest building has had a symbolic potency on par with the space race

Utilities are big and slow and doing a bad job preparing for the smart-grid-enabled future. Those who can't wait are setting up smaller grids, which are becoming test sites for smart energy management technology

A new online service takes your simple actions--checking in from a train, lowering your electricity bill--and monetizes them through corporate partners. Now you can give money just by being good. So your brand already gives millions of dollars to charity each year, but gets little recognition for it

Key concepts Electricity [More]

Research at Stanford has resulted in a rechargeable "battery" that uses a mix of sea and fresh water and a dash of nanotech to generate electricity. Green power plants at river mouths could be the ultimate result.

(PhysOrg.com) -- For some years now, NASA has been using what are called thermoelectric materials to power its space probes. The probes travel such great distances from our sun that solar panels are no longer an efficient source of power