SunOpta (Nasdaq:STKL) (TSX:SOY), a U.S.-based, global pioneer fueling the future of sustainable, plant-based and fruit-based food and beverages, announced today its U.S. headquarters and innovation center in Eden Prairie, Minn. will self-produce up to two-thirds of its annual energy needs with its own solar installation. SunOpta’s 742 solar panels , which occupy 36,000 square-feet of its roof, are estimated to produce up to 447,667 kilowatt hours (kWh) on an annual basis, in turn reducing up...