Climate Cast: Seeking the 'Holy Grail' of energy storage

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Renewable energy production is booming. But how do we save that energy to power our homes when the wind fades and the sun sets?

Storage is the next big engineering solution and opportunity for renewable energy, and a new zinc-air battery technology is showing promise.

Dan Reicher, research fellow at Stanford University, brings us up-to-date on the latest.

Then we hear a Climate Story from Eve Mosher, an American environmental artist.

Hear the whole episode of Climate Cast on the audio player above.