Posts tagged: Net energy gain

Wind and Solar Harvest Enough Energy Now to Pay Back Manufacture Plus Add Storage

Renewable power can pay for its own manufacture via energy produced plus cover the cost of adding batteries Mar 21, 2014 |By Nathanael Massey and Nature magazine To be cost-effective, any source of power has to produce more energy than it consumes. Oil companies would hardly turn a profit, for example, if extracting a barrel […]