Nature-based solution Inga Tree Model selected as Keeling Curve Prize Finalist for 2022 by Issy · Published July 18, 2022 · Updated July 18, 2022 From over 400 applicants, the Inga Tree Model was recognized for avoiding and sequestering CO2 (with integrated benefits of degraded land regeneration, food security, water protection and biodiversity–an organic, bottom-up program for smallholders). https://www.globalwarmingmitigationproject.org/2022-finalists