Mikhail Prokhorov, Russia's sixth-richest tycoon, has claimed that the UK is "missing a trick" in its search for clean energy and vowed to "invest billions" in hydrogen fuel cells.

Mr Prokhorov told The Independent on Sunday that the UK's commitment to a nuclear energy programme overlooked research that suggests hydrogen technology could be a more efficient option.

"So often," he said, "alternative energy sources, such as solar and wind energy, have failed two fundamental tests: being able to both store the raw energy and handle peaks of consumption."

Mr Prokhorov's main investment vehicle is Onexim Group, a $17bn (£8. ... Read full article