'Hydroelectricity produces 16% of the total. But all the vanity renewables bundled together make about 3.5% of total. Wind power is a major global industry but it's only making 1.4% of total electricity. And solar is so pathetically low that it needs to be bundled with 'tidal & wave' power to even rate 0.1% (after rounding up). If world's solar powered units all broke tonight, it would not dent global electricity production a jot. No one connected to a grid would notice'