New technologies will be needed for photovoltaics to become cheap. David Biello reports

Wissenschaft & Technik
Scientific American Podcast: 60-Second Earth Folgen
Tune in every Sunday for quick reports on the science of the environment and the future of energy. It'll just take a minute!
Folgen von Scientific American Podcast: 60-Second Earth
312 Folgen
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Folge vom 29.09.2013Can Solar Power Be Cheap?
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Folge vom 22.09.2013Fighting Climate Change Also Battles DiseaseCutting down on greenhouse gas pollution could deliver health benefits. David Biello reports
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Folge vom 15.09.2013Which Places Are Most Vulnerable to Climate Change?Changes in the weather mean changes in ecosystems and a new report maps vulnerability. David Biello investigates
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Folge vom 08.09.2013Trees Write Air Pollution Record In WoodThe red cedar trees of West Virginia reveal just how effective U.S. clean air laws have been. David Biello reports