Cities release more heat to the atmosphere than the rural vegetated areas around them, but how much influence these urban "heat islands" have on global warming has been a matter of debate. Now a study by Stanford researchers ...
Environment
Oct 19, 2011
68
0
Cities such as New York, Philadelphia, and Boston are prominent centers of political power. Less known: Their size, background ecology, and development patterns also combine to make them unusually warm, according to NASA ...
Earth Sciences
Dec 13, 2010
1
0
Cities are made chiefly of concrete and asphalt, which soak up more sunlight during the day than soil and have a harder time radiating the heat away during the night. Add to that all the energy -- natural gas, electricity, ...
Earth Sciences
Aug 6, 2010
10
0
Heat waves like those that baked the Northeast in July are likely to be more frequent and more intense in the future, with their effects amplified in densely built urban environments like Manhattan, according to climate scientists ...
Environment
Jul 29, 2010
1
0
(PhysOrg.com) -- Can light-colored rooftops and roads really curb carbon emissions and combat global climate change? The idea has been around for years, but now, a new study by researchers at Lawrence Berkeley National Laboratory ...
Environment
Jul 19, 2010
6
0
Protect yourself from the summer sun is good advice to children who want to play outside on a hot summer day and it is good advice to cities as a way to mitigate the phenomenon known as urban heat island.
Earth Sciences
Feb 22, 2010
2
0
NASA researchers studying urban landscapes have found that the intensity of the "heat island" created by a city depends on the ecosystem it replaced and on the regional climate. Urban areas developed in arid and semi-arid ...
Earth Sciences
Dec 15, 2009
0
0
As temperatures soar, scientists have been collecting data amid the ancient ruins that symbolise the birthplace of western culture. These data, combined with measurements from aircraft and satellites, promise to improve 'urban ...
Environment
Aug 27, 2009
1
0
