QUICK-N-DIRTY CLEANUP — The Windward Ahupua'a Alliance will hold a Quick-n-Dirty Cleanup of Kapa'a Quarry Road, 12:30-2 p.m. today, with a pau hana party to follow; meet at 12:15 p.m. at pull-off area opposite Le Jardin to pick up supplies and get work assignments. Closed-toe shoes with gripping soles required, wear hat and bring a long-sleeved shirt; tools, trash bags, gloves, sunscreen, bug spray, and bottled water provided. High school students needing community service credits must call 224-4496 to register.

WAIKIKI AQUARIUM DOCENTS — Free training for "Edge of the Reef" volunteer docents Sept. 4-20 (6:30-9 p.m. Tuesdays and Thursdays, 9 a.m.-noon Saturdays). Call 440-9020 or visit www.waquarium.org.

CRATER TRIP — The Friends of Haleakala National Park plan a service trip Aug. 17-20 to paint Holua Cabin and weed heterothica. Call 808-248-7660.

HALEAKALA LEARNING TRIP — Join the Friends of Haleakala National Park for a service learning trip Sept. 1-3, with a two-night stay at Holua Cabin. Work four hours a day and learn about the park's ecosystems from park staff; $15. Call 808-876-1673.

HONU GUARDIANS — Educate residents and visitors about turtle viewing at Laniakea by joining NOAA's Honu Guard program. For details, go to www.fpir.noaa.gov/PRD/prd_volunteer_opps.html.

WORM COMPOSTING — Learn vermicomposting basics in separate workshops at 9:30 a.m. Saturday and 1 p.m. Aug. 19 at the Manoa Gardens Elderly Housing Community Center, 2790 Kahaloa Drive; $30, includes minibin, starter colony and manual. Contact 382-0432 or waikikiworm@hawaii.rr.com.

SIERRA CLUB BEER NIGHTS — Global warming update from Jeff Mikulina and how to get involved, 5:30-7:30 p.m. Aug. 22 at Cassis, 66 Queen St.; 5:30-7:30 p.m. Sept. 26, curbside recycling with Betty Gearan.

POUHALA MARSH RESTORATION — The Hawai'i Nature Center needs volunteers to pull pickleweed and mangrove at the Waipahu marsh, 8:30-11:30 a.m. Saturday. Bring work gloves, water, hat, sunscreen, towel and change of clothes; covered footwear and long pants required. Contact Pauline Kawamata at 955-0100, ext. 18.

THURSDAY HELPERS — Kaua'i's Limahuli Garden & Preserve seeks volunteers to restore native forest on Thursdays, 8-11 a.m. Call Lahela Correa, 808-826-1053, or Lea Taddonio, 808-332-7324, ext. 228.

CHUN'S REEF CLEANUP — Join Adopt-A-Beach Hawaii and Save The Sea Turtles International at noon Aug. 25 for a Chun's Reef Beach highway and coastal cleanup. Trash bag, gloves and purified water provided; bring hat, sunscreen, beach shoes. Meet at 61-529 Kamehameha Highway in Hale'iwa. See www.seaturtlesinternational.com or call 637-2211.