D4K: Green Energy
Special | 28m 48s
Green energy is a way of generating power in an earth-friendly way. Scientists study green energy as a way to deal with global warming. Finding ways to conserve energy is also a part of the Green Energy movement. D4K host Joan Cartan-Hansen and her guest scientists, Jon Van Gerpen, and Robert Neilson, answer students’ questions about green energy.
Aired: 11/20/07Video has closed captioning.
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