On average, 1.05 x 105 terawatts (TW) of solar radiation reach the Earth’s surface, while global electricity demand averages 2.4 TW. Share this:Click to share on LinkedIn (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Steve Salzman / February 25, 2019 / 1A-(DYK)-DID YOU KNOW, Uncategorized /