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Hydrogen Hopes
Hydrogen StorageFire and IceSunshine Hydrogen


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Hydrogen Hopes Part 1 - A Hydrogen Sponge
One major question to resolve if we're to use hydrogen is how to store it. Stan and Iris Ovshinsky invented a solid metal alloy that soaks up hydrogen like a sponge.


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Hydrogen Hopes Part 2 - Fire and Ice
Iceland is furthest along in abandoning oil for hydrogen, thanks to its vast reserves of geothermal energy.


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Hydrogen Hopes Part 3 - Sunshine Hydrogen
Alan checks out two ways to make hydrogen from the sun's energy -- first using solar panels, then using sunlight to grow algae that in turn are converted to hydrogen.


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