Age: The European Union could obtain 92% of its energy from renewable sources such as wind and solar by 2050 while cutting carbon emissions by 95% compared with 1990, according to a report. An extra EUR2tn (£1.7tn) worth of investment would be needed by the middle of this century but that could easily be outweighed by EUR2.65tn of fuel cost savings, argues Greenpeace International and the European Renewable Energy Council. The report, Energy (R)evolution: Towards a fully renewable …