Renewable energy in Canada Renewable energy in Canada The majority of the energy supply in Canada is generated by renewable technologies. The country generates the majority of its electricity from hydroelectric dams (59% in 2006). Wind power is a fast growing sector of the energy market. Globally, Canada was the 6th largest producer of wind power in 2011. Canada has built many photovoltaic power plants, mainly in Ontario, with one in Sarnia being the largest in the world at the time of construction. A 15-megawatt tidal plant sits at Annapolis, Nova Scotia, and uses the daily tides of the Bay of Fundy. Politicians have
Discourse on the Tides ocean and gravitational forces, like that of the moon. Occurring invisibly, gravity was far too mystic for Galileo's consideration. Galileo did end the "Discourse on the Tides" with reservations that his theory may be incorrect and the hope that further scientific investigation will confirm his proposal. Still, his 1632 "Dialogue Concerning the Two Chief World Systems" omitted gravitational forces and included a reprisal of his tidal theory in its fourth section. Discourse on the Tides "Discourse on the Tides" () is an essay written by Galileo Galilei in 1616 as a letter to Alessandro Orsini that attempted to explain the