News tagged with rooftops
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 ...
Apr 12, 2012 |
4.3 / 5 (12) |
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Fresh city tomatoes, any time
Why not produce lettuce, beans and tomatoes where most of the consumers are to be found: in the city? The flat roofs of many buildings are well-suited for growing vegetables. Rooftop greenhouses can also make ...
Feb 09, 2012 |
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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 ...
Jul 27, 2011 |
4.3 / 5 (4) |
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Water lilies cause massive Philippines flooding
More than half a million people in the southern Philippines have been affected by flooding after water lilies clogged the country's second longest river, officials said Monday.
Jun 20, 2011 |
1 / 5 (1) |
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Huge rooftop greenhouse is Montreal's local farm
A Montreal company is eagerly awaiting a crop of tomatoes, cucumbers and herbs grown in a vast greenhouse perched on top of an office building, and billed as the world's first rooftop garden farm.
Apr 06, 2011 |
5 / 5 (3) |
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Students harness vibrations from wind for electricity
(PhysOrg.com) -- The Vibro-Wind Research Group is working on an efficient, low-cost method of converting vibrations from wind energy to electricity.
Technology / Energy & Green Tech
May 26, 2010 |
4.5 / 5 (12) |
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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 ...
Oct 19, 2009 |
4.8 / 5 (4) |
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'Green' roofs may help put lid on global warming
"Green" roofs, those increasingly popular urban rooftops covered with plants, could help fight global warming, scientists in Michigan are reporting.
Sep 23, 2009 |
3.5 / 5 (6) |
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Lower-cost solar cells to be printed like newspaper, painted on rooftops
Solar cells could soon be produced more cheaply using nanoparticle "inks" that allow them to be printed like newspaper or painted onto the sides of buildings or rooftops to absorb electricity-producing sunlight.
Nanotechnology / Nanomaterials
Aug 24, 2009 |
4.2 / 5 (32) |
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Urban beekeeping generates buzz
Walking up to the roof of the Fairmont Hotel in Washington, D.C., is not a jaw-dropping experience. Exit the door and you are confronted with a sea of roof tiles and empty space -- there is nothing about this rooftop that ...
Aug 19, 2009 |
5 / 5 (3) |
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Rooftop wind turbine invention seeks support in Google contest
(Physorg.com) -- A Seattle man has invented a small wind turbine that can be installed on homeowners' rooftops. The "Jellyfish" wind turbine generates about 40 kilowatt hours each month, which is enough to ...
Technology / Energy & Green Tech
Jan 29, 2009 |
4 / 5 (22) |
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