Weekend hike idea: Scoop slimy swimmers in the swamp at Blacklick Woods at 2 p.m. Sunday, April 19. Nets and containers provided. Full info. Ohioans take water for granted, because it's cheap and plentiful around the state. But are water footprints the next carbon footprint? Green Inc. discusses the problem here. Picture This 2009, the citywide Earth Day campaign, will host a celebration in Goodale Park Sunday, 12-7 p.m. Great Lakes will debut a new beer, and you will bask in the glow of environmentally-minded community! Info here.