Geologist Richard Alley examines countries that are moving toward renewable energy sources, such as Spain, where solar power is becoming the norm; and Brazil, where cars are no longer dependent on gasoline. Also: the cost of and time frame for transitioning to a cleaner energy system are discussed.
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Honored to Serve, a WETA TV 26 broadcast and community engagement initiative, spotlights those who serve in America's military and their families at home, and seeks to foster a deeper appreciation of the U.S. military and its history.Learn more →