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Sponges, urban forests and air corridors: How nature can cool cities

City in a Forest
Forest
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Forest

An aerial view shows wild elephants walking in forest 

City in a forest
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City in a forest

Handout photo showing a planned ?forest city?, Liuzhou forest city, in southern China. Courtesy of Stefano Boeri Architetti.
City in a Forest
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City in a Forest

Handout photo showing a planned ?forest city?, Liuzhou forest city, in southern China. Courtesy of Stefano Boeri Architetti.
City in a Forest
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City in a Forest

Handout photo showing a planned ?forest city?, Liuzhou forest city, in southern China. Courtesy of Stefano Boeri Architetti.
City in a Forest
5 / 6

City in a Forest

Handout photo showing a planned ?forest city?, Liuzhou forest city, in southern China. Courtesy of Stefano Boeri Architetti.
City in a Forest
6 / 6

City in a Forest

Handout photo showing a planned ?forest city?, Liuzhou forest city, in southern China. Courtesy of Stefano Boeri Architetti.