Earth Day is over, but that doesn't mean you're off the green hook. Stay on track, and find out how to conserve the green in your pocket, too, at the Pinellas Living Green Expo. The third annual event features more than 100 vendors and exhibitors, children's activities and a variety of sustainability seminars, demos and info sessions on anything from organic foods to green building. May 3-4, 9 a.m.-5 p.m. Sat., 10 a.m.-4 p.m. Sun., Harborview Center, 300 Cleveland St., Clearwater, free, pinellaslivinggreenexpo.org.