World is using a much of Energy but how much are Energy Units in Terms of Photovoltaic Power Plants in Peak Energy. Currently we use 76 Million Barrel of Oil per Day. So use these calculators and make your own conclusions.
Twh, Gwh, Mwh, kWh to kWp, MWp, GWp Photovoltaic Calculator
Full Load Sun per Year in Parts of Europe are about 1300 hours: