Green links. 8/1

Spain plans world’s biggest high speed rail network.

New thermoelectric material. It converts heat from car exhaust pipes to electricity more efficiently than previous materials, which could be highly useful for hybrids.

D-Link greens its routers. They use up to 40% less power.

MIT researchers split water to store solar energy. Solar power splits water into hydrogen and oxygen, which is then used to power fuel cells and create electricity when the sun isn’t shining.

Is pond scum the new oil?

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