2024 No Greenness surrounding schools and adiposity in children and adolescents: Findings from a national population-based study in China https://doi.org/10.1016/j.envres.2020.110289 Bao, Wen-Wen Asia Observational Epidemiological Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Green space Other Green space overweight Obesity Cross-sectional study mediating effect Nationwide study of 56,620 youth used NDVI/SAVI to assess school greenness. Found inverse associations with BMI and obesity risk. Suggests air pollution mediates benefits of greening for child health. 2020