See a comprehensive listing at www.honoluluadvertiser.com/islandlife.

EARTH DAY

EARTH DAY BEACH CLEAN-UP DAY, sponsored by Schofield Barracks, Save the Sea Turtles and Adopt A Beach, 10 a.m. April 21, Hale'iwa Ali'i Beach Park; to volunteer, 637-2211, www.seaturtlesinternational.org.

"SAVE MY OCEANS TOUR," nationwide college campus tour of music, film showings and art installations to raise awareness for world's oceans; information, tickets and action pledge, www.savemyoceans.com:

• Screening of DisneyNature's new movie "Oceans," 8-10 p.m. April 21, Kahala 8 Theatres; free tickets online.

• Aloha Bash concert, surprise performers to be announced, 5-10 p.m. April 23, University of Hawai'i-Mānoa, Andrews Amphitheater; tickets online.

• "Infiltrate," art installation comprised of sea creature sculptures strategically placed around campus, built of recycled plastic bottles and eco-friendly biodegradable materials, that are opaque during daylight and glow at night, April 20-22, UH-Mānoa, various locations.

GROW HAWAIIAN FESTIVAL, one of the series of Bishop Museum Great Lawn events, free for kama'āina and military (regular museum admission for others), presented by Hawaiian Electric Co. in celebration of Earth Day, Hawaiian culture and endemic and Polynesian-introduced plants; with educational booths, hands-on demonstrations (including kapa beating, lei making, Hawaiian implement crafting and lauhala weaving), entertainment, sale of native Hawaiian plants and a chance to talk to master gardeners, 9 a.m.-3 p.m. April 24, Bishop Museum; information, 847-3511.

EARTH DAY GREEN MARKET, second annual event, sponsored by Honolulu Weekly, 9:30 a.m.-3 p.m. April 22, Fort Street Mall; information, 528-1475.

KALANI HIGH SCHOOL RECYCLING AND FUNDRAISING DRIVE, in observance of Earth Day, one of a continuing series of community cleanup collections of recyclable waste, including athletic shoes, cooking oil, green waste, batteries, plastic, HI-5 — cans/bottles, cell phones, telephone books and magazines (no paint, hazardous fluids, microwave ovens, TVs, tires or gas tanks), 8 a.m.-2 p.m. April 24, school parking lot; information/for curbside pickup or unwanted-car towing, Rene Mansho, 306-1876.

KA MOLE O NĀ PUA FESTIVAL, daylong family festival celebrating sustainability through word, music and interactive activities, sponsored by Leeward Community College, with storytelling, food, Hawaiian games, hands-on educational activities for young children, arts and crafts, and organic food, produce and product booths, 10 a.m.-4 p.m. April 24, Leeward Community College; free (and free parking); information, 455-0632.

UPCOMING

FREE SOLAR EDUCATION SEMINAR, sponsored by solar electric/hot water systems provider RevoluSun, on how solar works, available systems and available tax credits/incentives, 6:30-8:30 p.m. April 27, Waimea Valley, Pīkake Pavilion; free, open to the public; information, 748-8888 or www.RevoluSun.com

BE A GREENIE

FREE GARDEN MULCH, 9 a.m. to 3 p.m. Saturdays, Hālawa Xeriscape Garden, 99-1269 Iwaena St., self-service; www.boardofwatersupply.com, 748-5041.

HONEYBEE VARROA PROJECT, an islandwide study by the University of Hawai'i College of Tropical Agriculture and Human Resources, asks anyone seeing a wild honeybee colony on O'ahu to call 956-2445; for information, see www.ctahr.hawaii.edu/HoneyBeeVarroa.

FRESH DAYS, sponsored by Kaiser Permanente; shop for affordable, fresh, locally grown produce; information, 432-2270:

• Honolulu Clinic, 9 a.m. to 12:30 p.m. Thursdays, main entrance and lobby area.

• Moanalua Medical Center, 9 a.m. to 12:30 p.m. Wednesdays, main entrance.

• Waipi'o Clinic, 9 a.m. to 12:30 p.m. Wednesdays, front entrance and main lobby.

CITY PEOPLE'S OPEN MARKETS: 25 sites offer weekly sale of agricultural and aquacultural products, ethnic and other food items; information, www.honolulu.gov/parks/programs/pom, 522-7088.

SIERRA CLUB is looking for hike/outing leaders (information, Stan Oka, 429-9814, or Deborah Blair, 955-4168), and for people to sign up as new Facebook friends; information, 538-6616.

KAUA'I GARDEN HELP, volunteers needed to protect rare plants and ecosystems at National Tropical Botanical Garden on Kaua'i; help needed in administration, conservation, education, development, etc.; 808-332-7324, ext. 228, or volunteer@ntbg.org.

MAKIKI FOREST RESTORATION PROJECT, the O'ahu Nā Ala Hele Trails and Access program needs volunteers to weed, pick up branches, plant, water and fertilize native plants as part of the Makiki Watershed Awareness Initiative forest restoration project. Bring long pants, long-sleeved shirt, shoes or boots, gloves, insect repellent, water and lunch; families welcome; 9 a.m. to 2 p.m., selected Saturdays monthly; meet at Makiki forestry base yard above new Hawai'i Nature Center (from Makiki Street, take a left onto Makiki Heights Drive; the area entrance is before first hairpin turn); 973-9782.

Niaulani Forest WorkDay, volunteers needed to preserve the rainforest; 9 a.m to 12 p.m. third Sunday of each month, Volcano Art Center, Niaulani campus, Volcano Village, Big Island; 808-967-8222.

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

CHUN'S REEF BEACH/ COAST CLEANUP, by Adopt-a-Beach Hawaii and Save the Sea Turtles International; noon last Saturday monthly, from 61-529 Kamehameha Highway, HaleNormal'iwa; trash bag, gloves and purified water provided; bring hat, sunscreen and beach shoes; 637-2211.

WAIMEA VALLEY offers daily guided activities, including wildlife walks, history walks, native plant walks; fees; information, www.waimeavalley.net, 638-7766.