'Ulmus laevis' pallas, an endangered native elm
Researchers at the Universidad Politécnica de Madrid have confirmed by using DNA molecular markers that the Ulmus laevis species is native in the Iberian Peninsula.
Ecology
May 30, 2013
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Page 39 - News tagged with variable
Accurate distance measurement resolves major astronomical mystery
(Phys.org) —Sometimes astronomy is like real estate—what's important is location, location, and location. Astronomers have resolved a major problem in their understanding of a class of stars that undergo regular outbursts ...
Astronomy
May 23, 2013
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Wet weather helped human culture grow (Update)
We moan about the wet weather all too often but it may have been crucial in the development of human culture from about 70,000 years onwards, according to scientists reporting in Nature Communications today.
Earth Sciences
May 21, 2013
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Regional insights set latest study of climate history apart
(Phys.org) —As climate studies saturate scientific journals and mainstream media, with opposing viewpoints quickly squaring off in reaction and debate, new findings can easily be lost in the noise.
Earth Sciences
Apr 22, 2013
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A look at the world explains 90 percent of changes in vegetation
In the last thirty years, vegetation has changed significantly the world over. Until recently, the extent to which the climate or humankind was responsible remained unclear. However, geographers from the University of Zurich ...
Environment
Apr 16, 2013
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Sea urchins cope with rising CO2 levels
(Phys.org) —Increasing levels of carbon dioxide (CO2) in the atmosphere are causing oceans to become more acidic. This situation poses a threat to marine organisms with shells made of calcium carbonate, because acid will ...
Detection of titanium oxide and titanium dioxide around the giant star VY Canis Majoris
(Phys.org) —An international team of astronomers, including researchers from the Max Planck Institute for Radio Astronomy and from the University of Cologne, discovered two titanium oxides, TiO and TiO2, at radio wavelengths ...
Astronomy
Mar 27, 2013
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State workers underpaid, new study finds
A comparison of public sector workers in Illinois with their peers in the private sector shows a general wage and salary penalty for state and local government employees, according to research by a University of Illinois ...
Economics & Business
Mar 12, 2013
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Amplified greenhouse effect shaping North into South
An international team of 21 authors from 17 institutions in seven countries has just published a study in the journal Nature Climate Change showing that, as the cover of snow and ice in the northern latitudes has diminished ...
Earth Sciences
Mar 10, 2013
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Through a sensor, clearly: Complex systems made observable
(Phys.org) —A complex system can, in principle, be observable – that is, the system's complete internal state can be reconstructed from its outputs, which would ostensibly involve describing in complete quantitative detail ...
