Downtown Trash Bash. 10 a.m.-3 p.m. April 18. Fifth Third Pavilion at Cheapside Park, Lexington.
Waste Management Open House. 4-7 p.m. April 18. E-Cycle electronic waste recycling facility, 1306 Versailles Rd., Lexington. Tours and city collection trucks will be on display. Free.
Green Day. Noon-7 p.m. April 20. The Mall at Lexington Green, 161 Lexington Green Cir., Lexington. Free. Themallatlexington green.com.
Free mulch. 8 a.m.-noon April 21. Former city landfill, 1631 Old Frankfort Pike, Lexington. First come, first served. LexCall, 311 or (859) 425-2255.
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Masterson Station Park cleanup. 9 a.m.-noon. April 21. Masterson Station Park, Leestown Rd., Lexington. Part of 2012 Great American Cleanup. Free. Keeplexingtonbeautiful.com.
Earth Day Celebration 2012. 9 a.m.-1 p.m. April 21. Wolf Creek National Fish Hatchery, Jamestown. (270) 343-3797
Community Earth Day Celebration. 9 a.m.-3 p.m. April 21. Old Episcopal Burying Grounds, 251 E. Third St., Lexington. 9 a.m.-noon, planting and cleanup; noon-3 p.m., demonstrations including beekeeping, bike-powered Smoothie making, seed planting for children, pruning and tours. LASCLex.org.
Junior Naturalist "Celebrating Earth Day." 11 a.m. April 21. McConnell Springs, 416 Rebmann Ln., Lexington. For ages 5-10. Free. Registration: (859) 225-4073. Mcconnellsprings.org
Earth Day Celebration. 11 a.m.-2 p.m. April 21. Includes worm composting for kids (and adults), 11 a.m.-noon. Registration required for worm class. Good Foods Market and Café, 455 Southland Dr., Lexington. (859) 278-1813. Goodfoods.coop
Earth Day 5K. Registration: 1-2 p.m. April 22. Riney-B Park, 402 Park Rd., Nicholasville. $15. John Howard, firstname.lastname@example.org or (859) 885-9787, Ext.23.
Doers Video Showcase. 7 p.m. April 22. Fifth Third Pavilion in Cheapside Park, Lexington. Free. Lexington Film League will present a collection of short films from Kentucky filmmakers focusing on environmental issues.
Student exhibit art from recyclables. 9:30 a.m.-3 p.m. April 25-May 2. Tates Creek Middle School library, 1105 Centre Pkwy., Lexington. Visitors must check in at office.
It's Easy Beading Green. Through Sept. 30. Exhibition of eco-art beads at The Art Museum at the University of Kentucky, 405 Rose St., Lexington. Free. (859) 257-5716. Uky.edu/artmuseum.