Science Trek

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: 11/20/07

Rating: TV-G

Video has closed captioning.

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