Wind turbines "last for half as long as previously thought" as study shows they show signs of wearing out after just 12 years

Wind turbines 'last for half as long as previously thought' as study shows they show signs of wearing out after just 12 yearsStudy of almost 3,000 turbines in Britain sheds doubt on manufacturers claims that they generate clean energy for up to 25 yearsThe research will fuel criticism of wind farms | UPDATED: 16:49 GMT, 30 December 2012 Wind farms have just half the useful lifespan which has been claimed, according to new research which found they start to wear out after just 12 years.

George Osborne"s autumn statement: A beacon of realism in a sea of greens

A beacon of realism in a sea of greens | UPDATED: 09:53 GMT, 5 December 2012 In an ideal world, no Chancellor in his right mind would propose a ‘dash for gas’ as the answer to Britain’s energy needs. As green activists are quick to point out, unrenewable gas is far from the cleanest of fuels – and the new power stations planned by George Osborne will end any hope of meeting legally-binding targets on carbon emissions. They will also leave us at the mercy of fluctuating global prices and the often volatile regimes that supply our gas.

A beacon of realism in a sea of greens

A beacon of realism in a sea of greens | UPDATED: 23:50 GMT, 4 December 2012 In an ideal world, no Chancellor in his right mind would propose a ‘dash for gas’ as the answer to Britain’s energy needs. As green activists are quick to point out, unrenewable gas is far from the cleanest of fuels – and the new power stations planned by George Osborne will end any hope of meeting legally-binding targets on carbon emissions. They will also leave us at the mercy of fluctuating global prices and the often volatile regimes that supply our gas