Urban butterflies under threat of extinction

According to an EPFL study, butterflies living in urban areas face the threat of consanguinity and potential extinction. The research drew on the fields of genetics and urban development to quantify the trend across an entire ...

What do we define as urban green space?

When do we define a piece of nature in the city as a park? And when is something a tree or shrub? It may seem obvious, but in scientific literature the definitions vary quite a bit. That makes comparisons difficult. Environmental ...

CCNY's solar roof pod showcases innovative technology

A unique structure in the urban landscape has arisen on a plaza of The City College of New York campus over the past few months. Designed and built by CCNY students, faculty and team sponsors, it is meant to be installed ...

Can we save our urban water systems?

Existing urban water systems are at the end of their design lifetimes. New, innovative solutions are needed, and these must combine technology and engineering with an understanding of social systems and institutions. The ...

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