Do urban 'heat islands' hint at trees of future?

City streets can be mean, but somewhere near Brooklyn, a tree grows far better than its country cousins, due to chronically elevated city heat levels, says a new study. The study, just published in the journal Tree Physiology, ...

Report warns of urbanization swell by 2050

We hear and read a lot about our human carbon footprint but what do we know about our urban footprint? According to a new United Nations (UN) report, this urban footprint will expand by another 1.2 million square kilometres ...

Re-inventing the planned city

In response to population growth, many "new towns" or planned cities were built around the world in the 1950s. But according to Dr. Tali Hatuka, head of Tel Aviv University's Laboratory for Contemporary Urban Design (LCUD) ...

Models show Coho salmon at risk in US urbanizing watersheds

For a decade researchers in Seattle have worked to solve the mystery of why adult coho salmon are dying prematurely in urban streams when they return from the ocean to mate and spawn. In a study published in Integrated Environmental ...

New book on 100 years of Illinois birds

A new book, Illinois Birds: A Century of Change, literally took 100 years to write. The first comprehensive survey of birds in Illinois was conducted from 1906-1909. It was repeated from 1956-1958 and a technical book was ...

City living helped humans evolve immunity to TB

New research has found that a genetic variant which reduces the chance of contracting diseases such as tuberculosis and leprosy is more prevalent in populations with long histories of urban living.

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