There's no one-size-fits-all green roof, studies show

Green roofs – rooftops covered with a layer of vegetation–are getting a lot of credit for providing environmental benefits. They have been found to reduce storm water runoff from buildings, conserve energy by moderating ...

Making green roofs greener

Did you know that Toronto is covered in green roofs? Well, it's covered in roofs that were once green. Nobody knows if they still are.

What ancient Chinese roofs can tell us about climate change

To reconstruct a picture of past climates, scientists often examine trapped bubbles in ice cores or the width of rings inside old trees. A new study, published in Science Advances by researchers at Nanjing University in China ...

Air quality in an app

Thanks to sensors installed on trams that send data live to mobile phones, people can check air pollution levels around the city with just one click and in real time. This new app developed by EPFL researchers was recently ...

Thousands evacuate in worst Australian floods in a decade

Tens of thousands of people were ordered to evacuate their homes by Tuesday and hundreds of thousands more were told to prepare to flee as parts of Australia's southeast coast were inundated by the worst flooding in more ...

page 8 from 19