News tagged with isotopes of nitrogen
Nile Delta fishery grows dramatically thanks to run-off of sewage, fertilizers
While many of the world's fisheries are in serious decline, the coastal Mediterranean fishery off the Nile Delta has expanded dramatically since the 1980s.
Jan 19, 2009 |
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Search results for isotopes of nitrogen
Life on Mars: just add carbon and stir
The building blocks of life have been discovered on Mars ... in Martian meteorites that fell to Earth.
Space & Earth / Space Exploration
May 29, 2012 |
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Research team claims to have found evidence Lake Cheko is impact crater for Tunguska Event
(Phys.org) -- Early on the morning of June 30th, 1908, a huge explosion occurred in a remote part of Siberia near the Podkamennaya Tunguska River. So great was the blast that trees were knocked down in neat ...
Space & Earth / Earth Sciences
May 21, 2012 |
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Scientists document fragile land-sea ecological chain
(Phys.org) -- Douglas McCauley and Paul DeSalles did not set out to discover one of the longest ecological interaction chains ever documented. But that's exactly what they and a team of researchers – ...
May 18, 2012 |
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MAJORANA, the search for the most elusive neutrino of all
(Phys.org) -- In a cavern almost a mile underground in the Black Hills, an experiment called the MAJORANA DEMONSTRATOR, 40 kilograms of pure germanium crystals enclosed in deep-freeze cryostat modules, will ...
May 17, 2012 |
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Researchers discover new research use for plaque
While we may brush and floss tirelessly and our dentists may regularly scrape and pick at our teeth to minimize the formation of plaque known as tartar or dental calculus, anthropologists may be rejoicing ...
Other Sciences / Archaeology & Fossils
May 02, 2012 |
5 / 5 (5) |
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Microbes go rafting on floating volcanic rocks
Volcanoes bring death and destruction, but out of the ashes life soon finds fertile ground. A unique experiment is sifting through floating debris from an ongoing volcanic event to see how microbes move in. ...
Space & Earth / Earth Sciences
May 01, 2012 |
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Researchers develop method to fingerprint air pollution
A team of researchers from the University of Pittsburgh and the Electric Power Research Institute (EPRI) collected emissions samples from several power plant stacks in the United States and developed a unique method for detecting ...
Apr 20, 2012 |
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Tasting carbon with WAFT'ed light: New instrument analyzes tiny samples at low pressure and temperature
(Phys.org) -- When delving into the nuances of carbon dioxide, a new instrument designed by scientists at Pacific Northwest National Laboratory "sips" the sample and reveals information about the source of ...
Chemistry / Analytical Chemistry
Apr 09, 2012 |
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Shedding light on photosynthesis
(PhysOrg.com) -- Imagine being able to monitor protein expression levels in a cell as they change over time and in response to external stimuli. That is just what researchers did when they studied the photosynthetic ...
Apr 04, 2012 |
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Fertilizer use responsible for increase in nitrous oxide in atmosphere
University of California, Berkeley, chemists have found a smoking gun proving that increased fertilizer use over the past 50 years is responsible for a dramatic rise in atmospheric nitrous oxide, which is a major greenhouse ...
Space & Earth / Earth Sciences
Apr 02, 2012 |
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List of search results for isotopes of nitrogen
