Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees

Enhanced immune functioning in response to biodiversity may explain potential health benefits from exposure to green space. Using unique data on urban forest biodiversity at the zip code level for California measured from 2014 to 2019 we test whether greater diversity of street trees is associated w...

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Main Authors: John J. Giacinto, G. Andrew Fricker, Matthew Ritter, Jenn Yost, Jacqueline Doremus
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8565780/?tool=EBI
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author John J. Giacinto
G. Andrew Fricker
Matthew Ritter
Jenn Yost
Jacqueline Doremus
author_facet John J. Giacinto
G. Andrew Fricker
Matthew Ritter
Jenn Yost
Jacqueline Doremus
author_sort John J. Giacinto
collection DOAJ
description Enhanced immune functioning in response to biodiversity may explain potential health benefits from exposure to green space. Using unique data on urban forest biodiversity at the zip code level for California measured from 2014 to 2019 we test whether greater diversity of street trees is associated with reduced death from cardiovascular disease. We find that urban forests with greater biodiversity measured via the Shannon Index at the genus level are associated with a lower mortality rate for heart disease and stroke. Our estimates imply that increasing the Shannon Index by one standard deviation (0.64) is associated with a decrease in the mortality rate of 21.4 per 100,000 individuals for heart disease or 13% and 7.7 per 100,000 individuals for stroke or 16%. Our estimates remain robust across several sensitivity checks. A policy simulation for tree planting in Los Angeles based on our estimates suggests that if these relationships were causal, investment in planting for a more biodiverse set of street trees would be a cost-effective way to reduce mortality related to cardiovascular disease in urban areas.
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spelling doaj.art-79a00e1b0e1b4e419f8bc560cf2eced32022-12-21T19:53:05ZengPublic Library of Science (PLoS)PLoS ONE1932-62032021-01-011611Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street treesJohn J. GiacintoG. Andrew FrickerMatthew RitterJenn YostJacqueline DoremusEnhanced immune functioning in response to biodiversity may explain potential health benefits from exposure to green space. Using unique data on urban forest biodiversity at the zip code level for California measured from 2014 to 2019 we test whether greater diversity of street trees is associated with reduced death from cardiovascular disease. We find that urban forests with greater biodiversity measured via the Shannon Index at the genus level are associated with a lower mortality rate for heart disease and stroke. Our estimates imply that increasing the Shannon Index by one standard deviation (0.64) is associated with a decrease in the mortality rate of 21.4 per 100,000 individuals for heart disease or 13% and 7.7 per 100,000 individuals for stroke or 16%. Our estimates remain robust across several sensitivity checks. A policy simulation for tree planting in Los Angeles based on our estimates suggests that if these relationships were causal, investment in planting for a more biodiverse set of street trees would be a cost-effective way to reduce mortality related to cardiovascular disease in urban areas.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8565780/?tool=EBI
spellingShingle John J. Giacinto
G. Andrew Fricker
Matthew Ritter
Jenn Yost
Jacqueline Doremus
Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
PLoS ONE
title Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
title_full Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
title_fullStr Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
title_full_unstemmed Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
title_short Urban forest biodiversity and cardiovascular disease: Potential health benefits from California’s street trees
title_sort urban forest biodiversity and cardiovascular disease potential health benefits from california s street trees
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8565780/?tool=EBI
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