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What will it take for hydrogen cars, which emit only water vapour as exhaust, to hit the roads in large numbers? Filling stations would be a good start, as this video of the Hydrogen Road Tour shows. Continue reading...

US company Energy Power and Storage has committed $20 million (£10.9 million) to develop an underground compressed air energy storage system for wind turbines and other power sources. Continue reading...

Shoppers at Sainsbury's Dartmouth supermarket are enjoying fruit and veg delivered by rubbish power. In a UK first, a new Sainsbury's lorry is running on a combination of diesel and bio-methane, a processed version of the methane gas produced by rotting rubbish. Continue reading...

Ever wondered what an electric bicycle looks like an action? Watch this video to see Kara Tsuboi take to the streets of New York on an Ultra Motor A2B electric bicycle (pictured above). It has a 20mph top speed, a 20-mile range and a price tag of £1,400. Continue reading...

If you've ever carried an empty Coke can home just so you can recycle it, you'll like 'The Greenie'. It's a newly-launched public rubbish bin with separate compartments for recyclable and landfill trash, and hopes to divert some of our high street waste from landfill. Continue reading...

Electric bicycles are coming of age. If the last one you rode was heavier than a fridge-freezer, fizzled out after a few miles and sported an astronomical price tag, you're in for a pleasant surprise with today's modern machines. Here are 10 good reasons for jumping on an electric bike today. Continue reading...

M2E Power, a company formed last year to charge electronic gadgets with human motion, has reported back that its system actually works. Next year it expects to release a charger that can harvest enough motion from walking to replenish mobiles such as the iPhone or other small gadgets, like GPS devices. Continue reading...

An environmental charity and 'ecological nightclub' are involved in a war of words over a fund-raising bash in Ibiza. Club4Climate, an eco clubbing brand that SmartPlanet's written about and filmed, is holding a party on 27 August which it claims will raise money for Friends of the Earth USA. In reply, the charity has issued a damning statement saying "aircraft emit large quantities of heat-trapping gases, and the idea of flying somewhere to have a party is antithetical to fighting global warming." Continue reading...

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