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News tagged with urban area

Resurfacing urban areas to offset 150 billion tons of carbon dioxide

Imagine a world where the rooftops and pavements of every urban area are resurfaced to increase the reflection of the Sun's light rays. Well, this is exactly what a group of Canadian researchers have done ...

Space & Earth / Environment

created Apr 12, 2012 | popularity 4.3 / 5 (12) | comments 23 | with audio podcast

Growth of cities endangers global environment

The explosive growth of cities worldwide over the next two decades poses significant risks to people and the global environment, according to a meta-analysis published today in Plos One.

Space & Earth / Environment

created Aug 19, 2011 | popularity 3.4 / 5 (12) | comments 8 | with audio podcast

Glass-walled buildings can mean death for birds, killing 1 to 5 percent of them a year

The front of Temple University's student center is an almost seamless wall of glass, reflecting trees and sky in lifelike detail and adding visual appeal to the urban landscape.

Biology / Ecology

created Aug 07, 2009 | popularity 4.2 / 5 (5) | comments 2

Pesky ants found in Hawaii demonstrate invasive characteristics

A common pest in the mainland United States known for its tropical smell now has a tropical habitat to go along with it.

Biology / Plants & Animals

created Nov 01, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

ACS podcast: Grow a garden on your roof to battle climate change

"Green" roofs, those increasingly popular urban rooftops covered with plants, could help fight global warming, scientists in Michigan report in the latest episode in the American Chemical Society's (ACS) award-winning podcast ...

Space & Earth / Environment

created Oct 19, 2009 | popularity 4.8 / 5 (4) | comments 1

Plants in cities are an underestimated carbon store

Vegetation in towns and cities can make a significant contribution to carbon storage and, ecologists say, could lock away even more carbon if local authorities and gardeners planted and maintained more trees. The study, published ...

Space & Earth / Environment

created Jul 11, 2011 | popularity 4.8 / 5 (4) | comments 0

Slime mold mimics Canadian highway network (w/ video)

Queen's University professor Selim Akl has provided additional proof to the theory that nature computes.

Technology / Computer Sciences

created Mar 26, 2012 | popularity 3.6 / 5 (5) | comments 4 | with audio podcast

Efficacy of cool roofs varies from city to city

(PhysOrg.com) -- While cool roofs and pavements have been found to cool the planet by preventing energy from being radiated back into the atmosphere, previous studies have not accounted for atmospheric feedbacks ...

Space & Earth / Environment

created Jul 27, 2011 | popularity 4.3 / 5 (4) | comments 5 | with audio podcast

Build it and they will come? Think again

When it comes to economic development in American cities, the trusted old theory "If you build it, they will come" may not work, a Michigan State University sociologist argues in a new study.

Other Sciences / Economics & Business

created Jan 24, 2011 | popularity 4 / 5 (4) | comments 3

Petrol stations pollute their immediate surroundings

In Spain it is relatively common to come across petrol stations surrounded by houses, particularly in urban areas. Researchers from the University of Murcia (UM) have studied the effects of contamination at ...

Space & Earth / Environment

created Feb 04, 2011 | popularity 5 / 5 (3) | comments 2

Study: Forested riparian zones important to nitrogen control, stream health

Human activities from agriculture to fossil fuel consumption have resulted in high levels of nitrates in many streams and rivers; now a new study suggests that nurturing riparian zone forests may be a key in maintaining healthy ...

Space & Earth / Environment

created Feb 21, 2012 | popularity 5 / 5 (3) | comments 0

Wastewater recycling can multiply greenhouse gas emissions

New research shows that wastewater recycling processes may generate more greenhouse gases than traditional water-treatment processes. Despite this finding, there are good reasons to continue keep wastewater ...

Space & Earth / Environment

created Aug 29, 2011 | popularity 3.7 / 5 (3) | comments 0

Using buildings for flood protection

Buildings, car parks and roads could, alongside their "regular" functions, have a role to play in protecting the rest of the city from flooding. According to researcher Bianca Stalenberg, this concept could be very useful ...

Space & Earth / Environment

created Sep 07, 2010 | popularity 5 / 5 (2) | comments 0

Convenient Election Day voting centers can improve voter turnout: study

The convenience of Election Day voting centers can increase voter turnout, according to a new paper by political scientists Robert Stein of Rice University and Greg Vonnahme of the University of Alabama.

Other Sciences / Social Sciences

created Oct 31, 2011 | popularity 5 / 5 (2) | comments 0

Study: Nation's urban forests losing ground

National results indicate that tree cover in urban areas of the United States is declining at a rate of about 4 million trees per year, according to a U.S. Forest Service study published recently in Urban Forestry & Urban Gr ...

Space & Earth / Environment

created Feb 23, 2012 | popularity 5 / 5 (2) | comments 0