Canadian Solar, a vertically integrated manufacturer of silicon ingots, wafers, and PV cells and modules, announced its wholly-owned subsidiary, Recurrent Energy, has completed a purchase and sale agreement with Appalachian Power for Recurrent’s Firefly Energy solar project located in Pittsylvania County, Virginia. With a capacity of 150 MW, the project will be Appalachian Power’s largest solar energy acquisition to date and will help the utility meet its clean energy requirements under the Virginia Clean Economy Act (VCEA).