Hot cities spell bad news for bees

A new study from North Carolina State University finds that common wild bee species decline as urban temperatures increase.

"Urban cold islands" driving plant evolution in cities

A tiny plant is providing big clues about how human development is driving the evolution of living organisms. New research from the University of Toronto Mississauga reveals the first evidence that common white clover changes ...

Cool roofs in China offer enhanced benefits during heat waves

It is well established that white roofs can help mitigate the urban heat island effect, reflecting the sun's energy back into space and reducing a city's temperature under normal weather conditions. In a new study of Guangzhou, ...

Heat waves hit heat islands hardest

Extreme summers like that of 2012—which saw record temperatures in cities across the U.S.—may be atypical, but experts say they will return, especially as the planet warms under climate change. And as they do, cities ...

New 'cool roof time machine' will accelerate cool roof deployment

Cool roofs can help keep buildings cool, thus lowering the building's energy use, while also mitigating the urban heat island effect by reflecting sunlight away from buildings and cities. But as cool roofs age and get soiled, ...

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