Calgary’s Family-Friendly Celebration of Earth Hour at St. Patrick’s Island Confluence Plaza Saturday March 25, 7:00-9:30 pm. Turn off your lights and electronics and join in at home or at the east end of St. Patrick’s Island! DJ dance party, activities, firepits, and games! #earthhouryyc #changeclimatechange Supporters include: Open Streets, the Arusha Centre, The City of Calgary, St. Patrick's Island, Good Earth-City Hall, Earth Hour, BassBus, AB Solar Coop, AB Bike Swap, Mountain Equipment Coop, CMLC, CJSW and more! St.…