Wearing blue overalls, green rubber gloves and a helmet while hauling a 22-pound canister of insecticide on her back, Emely Mwale stood inside a small hut and took aim.
“One kwacha, two kwacha, three kwacha,” she counted. The kwacha is the national currency of Zambia, and saying it aloud was her method for dosing out the chemical mist, slowly and evenly.
Mwale, 23, earns $6 a day on the front lines of Zambia’s efforts to eradicate malaria within its borders.
Infections used to be rampant here in the country’s Eastern Province. But residents such as 40-year-old Dailes Phiri — whose 10 children used to contract it routinely, sometimes pushing them to the brink of death —...