17-year-olds from Kenya named Africa Winners for maize-based vehicle exhaust filter

In an effort to tackle rising air pollution in African urban areas, 17-year-olds Fredrick Njoroge Kariuki and Miron Onsarigo from Kenya were named as the African Winners of The Earth Prize 2026. Their solution, HewaSafi (meaning ‘clean air’ in Swahili), is a low-cost vehicle exhaust system that captures harmful emissions using filters made from maize, [...] The post 17-year-olds from Kenya named Africa Winners for maize-based vehicle exhaust filter appeared first on Kahawatungu .

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