Meet Mariangela Hungria: The Brazilian scientist who replaced fertilisers with microbes, saving billions and restoring soil

Dr. Mariangela Hungria’s pioneering research on soil bacteria has revolutionized Brazilian agriculture. For over 40 years, she developed natural methods for crops to absorb nitrogen from the air, drastically reducing reliance on synthetic fertilizers. This innovation boosted yields, cut costs, and positioned Brazil as a global leader in soybean exports, earning her the prestigious World Food Prize.