2024 Yes Might School Performance Grow on Trees? Examining the Link Between “Greenness” and Academic Achievement in Urban, High-Poverty Schools https://doi.org/10.3389/fpsyg.2018.01669 Kuo, Ming North America Modeling Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Green space Vegetation Test performance geographic information systems Academic performance greening schoolyards socioeconomic status income race urban tree canopy assessment Using data from 318 Chicago public schools, this study found that greater tree cover on school property predicted significantly higher math achievement, even after controlling for poverty and demographics. Findings suggest greening schoolyards may support learning in underserved communities. 2018