Guardian: In the 1970s the UK invested about 0.15% of GDP each year in research and development (R&D) into providing cheaper and cleaner energy. Britain was putting more public money into nuclear power and other new sources of electricity than almost any other economy. From the mid-1980s the amount invested each year has fallen almost continuously. The figure today is about 0.01%, one 15th of what it was a generation ago. We now sit at the bottom of the international league. The US, for …