Wind power output hit record levels last year, generating enough energy to supply the electrical needs of 97 per cent of Scottish homes. Turbines provided 10,392,439 MWh of electricity to the National Grid, enough on average to supply 2.34 million homes, up 16 per cent compared to the previous year. Analysis carried out by WWF Scotland of data that was provided by WeatherEnergy found that in six out of 12 months, wind generated enough power…