Tag: clean-tech

Reporting

Seeking A Cheap Solar Battery? Urine Luck

A battery made with urea, commonly found in fertilizers and mammal urine, could provide a low-cost way of storing energy produced through solar power or other forms of renewable energy for consumption during off hours. The battery is nonflammable and contains electrodes made from abundant aluminum and graphite. Its electrolyte’s […]

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San Antonio’s Poor Clean-tech Ranking Due to “Jockeying,” Lost Data Set

San Antonio’s standing nationally on the clean-tech scene could be better. But for a newcomer on the scene being ranked 42 among U.S. cities is still commendable, according to Bryce Yonker, director of business development at Clean Edge. “The places that are at the top have been at this for […]

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San Antonio Trailing In National ‘Clean Tech Leadership’ Rankings

San Antonio (and Houston, and Dallas, and Austin) have made important strides in building increasingly sustainable cities rich in low-polluting clean-tech technologies and developing carbon-reduction strategies. San Antonio’s CPS Energy and Austin’s Austin Energy continue to lead nationally in green-power sales, for instance, and important weatherization efforts, electric-vehicle charging stations, […]