Figure 4. Ecological evaluation index of Chicago city in May 2010, according to thermal field variance index (UTFVI)

From

Ecological Evaluation of Urban Heat Island in Chicago City, USA

R. Alfraihat, G. Mulugeta, T. S. Gala

Journal of Atmospheric Pollution. 2016, 4(1), 23-29 doi:10.12691/jap-4-1-3