Adam Bemma

ARUSHA, Tanzania – A large, yellow, wind-up, solar radio crackles as farmer Esther Mbwana tunes it into her favourite radio station. “I love the Fahari Yangu farmer program. I listen every week,” she says as she spins the dial and stops on 105.7 FM, Arusha’s Radio 5. Mbwana is a 48-year-old mother of three from Poli village, located…