All events are free unless otherwise indicated.

COMING UP

POUHALA MARSH RESTORATION, removing invasive species and creating habitat for endangered Hawaiian stilts; 8:30-11:30 a.m. Dec. 20, Hawai'i Nature Center; bring work gloves, drinking water, hat, sunscreen and covered-toe shoes; Pauline Kawamata, 955-0100, ext. 18, or volunteer@hawaiinaturecenter.org.

BE A GREENIE

FREE GARDEN MULCH, available 9 a.m.-3 p.m. Saturdays, Halawa Xeriscape Garden; self-service, bring containers and shovel; 748-5041, www.boardofwatersupply.com.

WEED & POT CLUB of Maui Nui Botanical Garden meets 8:30-10:30 a.m. Wednesdays, 150 Kanaloa Ave., Kahului, Maui, to do beautification and maintenance work; tools, gloves, drinking water provided; wear shoes; 808-249-2798.

NATIONAL GARDEN HELP: Protect rare plants and ecosystems by volunteering at National Tropical Botanical Garden, Kaua'i; help needed in administration, conservation, education, development and more; 808-332-7324, ext. 228; volunteer@ntbg.org.

TUESDAYS AT KANAHA, weekly beach cleanup and plant maintenance, coordinated by Community Pride at Kanaha Beach Park, Maui, 8-10 a.m. Tuesdays, at the park; Valerie Vines Magee, 808-264-1454.

Send announcements, with contact name and phone number, to: For the Environment, Island Life, The Advertiser, P.O. Box 3110, Honolulu, HI 96802; or islandlife@honoluluadvertiser.com, with "For the Environment" in the subject line. Deadline is 10 days before the event.