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cars parked on road

Combining solar or wind energy with new, more affordable batteries could transform the way some use electricity at home.

cars parked on road

An experimental house in the Netherlands reveals how renewable technology can cut energy bills and carbon emissions from old homes.

On board a driving car - car's side in foreground

Emissions-free cars move closer to the mass market with help from governments, car makers and a growing network of refuelling stations.

Stena weco ship

Similar techniques to those used by penguins to swim quickly and easily are now being used to cut fuel use and pollution by ships.