Solar Power Now Makes Up More Than 1% of the World's Energy Demands By Notable Life By Notable LifeView Author|June 12, 2015|Life,View Life TechView Tech Take that, sun. Actually, wait - we'll take that sun. According to Energy Post Magazine, "Cumulative capacity is now 178 GW. In terms of generation, this is equivalent to 33 coal-fired power stations of 1 GW." Basically, the world is... View this article.