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Trees with small leaf size and high leaf complexity and trees with long "in leaf" periods like evergreens generally make the most effective barriers against roadside pollution and offer the most air quality benefits...

Barwise, Yendle, and Prashant Kumar. “Designing vegetation barriers for urban air pollution abatement: a practical review for appropriate plant species selection” npj Climate and Atmospheric Science 3, no. 12 (2020). https://doi.org/10.1038/s41612-020-0115-3.

Coastal wetlands provide an average property damage savings of $1.8 million annually per square kilometer of wetland, as determined by a study of property damage caused by 88 tropical storms and hurricanes hitting...

Sun, Fanglin, and Richard T. Carson. “Coastal Wetlands Reduce Property Damage during Tropical Cyclones.” Proceedings of the National Academy of Sciences, February 2020. https://doi.org/10.1073/pnas.1915169117.

A study of 9,354 children from 62 schools in northeastern China found that attending a school with higher levels of greenness was associated with lower blood pressure. The beneficial effects were stronger for...

Xiao, Xiang, Bo-Yi Yang, Li-Wen Hu, Iana Markevych, Michael S. Bloom, Shyamali C. Dharmage, Bin Jalaludin, et al. “Greenness around Schools Associated with Lower Risk of Hypertension among Children: Findings from the Seven Northeastern Cities Study in China.” Environmental Pollution 256 (2020): 113422. https://doi.org/10.1016/j.envpol.2019.113422

According to a systematic review of research on the relationship between violent crime and urban green space, the presence of parks and other green space reduces urban crime. Potential causes include the role of...

Shepley, Mardelle, Naomi Sachs, Hessam Sadatsafavi, Christine Fournier, and Kati Peditto. “The Impact of Green Space on Violent Crime in Urban Environments: An Evidence Synthesis.” International Journal of Environmental Research and Public Health 16, no. 24 (2019): 5119. https://doi.org/10.3390/ijerph16245119.

Tree cover may improve academic performance. A study of 624 Illinois public high schools showed that tree cover density within a 1-mile radius of schools was positively associated with better ACT scores and college...

Li, Dongying, Yen-Cheng Chiang, Huiyan Sang, and William C. Sullivan. “Beyond the School Grounds: Links between Density of Tree Cover in School Surroundings and High School Academic Performance.” Urban Forestry & Urban Greening 38 (2019): 42–53. https://doi.org/10.1016/j.ufug.2018.11.001

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