APA Reference

"Hydroelectric Power - Credo Reference Topic." Credo Reference Home. Web. 27 Mar. 2011.

 

https://www.enviroliteracy.org/article.php/59.html

https://greennature.com/article303.html

https://www.buzzle.com/articles/hydroelectricity-pros-and-cons.html

https://www.renewableenergyworld.com/rea/news/article/2009/10/hydropower-in-canada-past-present-and-future