COCO Social Fund and Bali Lebih Bersih by Ocean Hero host a volunteer walk and clean-up along Cepaka village subak. Afterwards, visit Cepaka Learning Center for a gathering and introduction to local waste sorting and pyrolysis. Open to residents, students, expats and travelers; no experience needed. Free, limited to 50 volunteers. Arrive by 05:45. Bring comfortable clothes, closed-toe shoes, a hat, sunscreen, reusable bottle and gloves if available.