Project aims to track big city carbon footprints
Every time Los Angeles exhales, odd-looking gadgets anchored in the mountains above the city trace the invisible puffs of carbon dioxide, methane and other greenhouse gases that waft skyward.
Every time Los Angeles exhales, odd-looking gadgets anchored in the mountains above the city trace the invisible puffs of carbon dioxide, methane and other greenhouse gases that waft skyward.
Environment
May 13, 2013
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The first-ever manned airplane that can fly by day or night on the sun's power alone soared over the western United States late Friday on the first leg of cross-country journey.
Energy & Green Tech
May 3, 2013
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An innovative solar-powered aircraft is set to launch Friday from California on a flight across the United States, the first of its kind aiming to showcase what is possible without fossil fuels.
Energy & Green Tech
May 2, 2013
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(Phys.org) —The storage of hydrogen in the form of methanol is a highly promising method for using excess energy produced by wind and solar power plants. However, this technology requires an effective catalyst for regenerating ...
Materials Science
Apr 19, 2013
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A solar-powered plane that has wowed aviation fans in Europe took to the skies Friday over the San Francisco Bay area in a successful test flight.
Energy & Green Tech
Apr 19, 2013
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(Phys.org) —Researchers at Queen's University have discovered a cheaper method for making a substance similar to graphene, a wonder material discovered in 2004.
Nanomaterials
Apr 18, 2013
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(Phys.org) —In extreme cold, carbon dioxide huddles near charged oxygen atom outcroppings on the surface of oft-studied titanium dioxide; the carbon dioxide lacks the energy to reach a more protected spot, according to ...
Materials Science
Apr 16, 2013
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(Phys.org) —A 15-unit apartment building has been constructed in the German city of Hamburg that has 129 algae filled louvered tanks hanging over the exterior of the south-east and south-west sides of the building—making ...
Natural gas power plants can use about 20 percent less fuel when the sun is shining by injecting solar energy into natural gas with a new system being developed by the Department of Energy's Pacific Northwest National Laboratory. ...
Energy & Green Tech
Apr 12, 2013
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(Phys.org) —The construction of the photovoltaic power industry since 2000 has required an enormous amount of energy, mostly from fossil fuels. The good news is that the clean electricity from all the installed solar panels ...
Energy & Green Tech
Apr 3, 2013
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