Solar Concentrator Is A Flying Power Plant

Solar Concentrator Is A Flying Power Plant 

Cool Earth’s Solar Balloon 

Cool Earth’s inflated solar concentrators may be the lightest power plants around. Looking like a biggie version of those shiny helium balloons you might see at someone’s birthday party, the concentrators weigh just 20 pounds and, tethered to lightweight aluminum towers, seem to float 20 feet off the ground gathering solar energy. Able to withstand winds up to 125 mph, the 8-foot-wide Mylar balloons are reflective on one side, and each one has its own lightweight tether.

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