MANILA CITY — On a hot summer day, Roderico, 50, and Citadel Rivera, 44,  roamed the city alleys with their bike, collecting trashed plastic bottles, scrap metals, cartons, and other recyclables. Once the bike sidecar’s full, they return home. They repeat this every day, rain or shine until they have enough to sell to junk … Continue reading Manila’s waste workers see air pollution as health hazards