Will use Michigan-made clean energy through DTE’s MIGreenPower ROYAL OAK, Mich.: The Detroit Zoological Society (DZS) took a major step forward on its “Green Journey” today, announcing that the Detroit Zoo will be powered by 100% Michigan-made renewable energy through DTE Energy’s MIGreenPower program. The move will offset 7,425 metric tons of carbon dioxide, which is equivalent to […]