New study explores concerns about the potential for lower levels of wind power output on cold days when energy demand is at its highest
Energy firm to use VisualEyes software to help better forecast conditions across wind farm portfolio
Met Office figures show 2015 will be one degree higher than pre-industrial temperatures because of greenhouse gases and El Nino
BBC admits Radio 4 programme on work of the Met Office did not meet required standards of impartiality
World Meteorological Organisation finds 2014 was nominally warmest since 1850, but difference between hottest years remains tiny
Latest figures suggest last year and 2010 were joint hottest since records began
Weather centre also confirms that last month marked warmest December since records began in 1880
Met Office declares 2014 tops temperature record, as Central England Temperature series dating back to 1659 also shows warmest year to date
Both UK and global average temperatures expected to reach record levels this year, after January and October were hottest ever worldwide
The Queen reportedly asked Met Office chief scientist if last year's floods were caused by climate change