Normalized difference vegetation index (NDVI) as a marker of surrounding greenness in epidemiological studies: The case of Barcelona city
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- 作者：Mireia Gascona ; b ; c ; d ; mgascon@creal.cat" class="auth_mail" title="E-mail the corresponding author ; Marta Cirachb ; c ; d ; mcirach@creal.cat" class="auth_mail" title="E-mail the corresponding author ; David Martí ; nezb ; c ; d ; dmartinez@creal.cat" class="auth_mail" title="E-mail the corresponding author ; Payam Dadvandb ; c ; d ; pdadvand@creal.cat" class="auth_mail" title="E-mail the corresponding author ; Antò ; nia Valentí ; nb ; c ; d ; avalentin@creal.cat" class="auth_mail" title="E-mail the corresponding author ; Antoni Plasè ; nciaa ; antoni.plasencia@isglobal.org" class="auth_mail" title="E-mail the corresponding author ; Mark J. Nieuwenhuijsenb ; c ; d ; mnieuwenhuijsen@creal.cat" class="auth_mail" title="E-mail the corresponding author
- 关键词：Built environment ; Environmental epidemiology ; Green spaces ; NDVI ; Urban
- 刊名：Urban Forestry & Urban Greening
- 出版年：2016
- 出版时间：1 September 2016
- 年：2016
- 卷：19
- 期：Complete
- 页码：88-94
- 全文大小：344 K
文摘
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NDVI is often used as a marker of surrounding greenness in epidemiological studies.
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We evaluated the relationship between built environment characteristics and NDVI.
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Natural and urban green explained more than 50% of NDVI variability.
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It is important to understand what NDVI means in a particular area of study.
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NDVI might not be the best green exposure indicator for certain epidemiological aims.