We at GW Silver are aware of how valuable your time is, so let us open the door to a fast friendly Shopping experience. Cordially, Graeme Watson Owner of the silver manufacturer GWSilver.com in Taxco, Guerrero; Mexico.
12.2 trillion watt-hours converts to 12,211 gigawatt-hours, and based on 8,760 hours per year, and 197 million square miles of earthâs surface (including the oceans), the earth receives about 274 million gigawatt-years of solar energy, which translates to an astonishing 8.2 million âquadsâ of Btu energy per year.
Click here to see them all 1  Â». Sunlight reaching Earth can heat the land, ocean, and atmosphere. Some of that sunlight is reflected back to space by the surface, clouds, or ice. 2  When Earth emits the same amount of energy as it absorbs, its energy budget is in balance, and its average temperature remains stable.