TINGLOY, BATANGAS, Philippines — Gentle scissor snips complement the night’s sounds. It’s 4 a.m. and most people are still asleep, but inside a modest house is a janitor on a mission.

Single-use plastics like sachets, sando bags, straws, diapers and bottles account for half the plastics made today.

Tingloy and Taysan). Batangas City and its immediate environs are served by the Manila Electric Co. (Meralco); there are no ...