Short, sharp fluctuations in the Earth's climate throughout the last ice age may have stopped trees from getting a foothold in Europe and northern Asia, scientists say.
May 17, 2013
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(Phys.org) —Samuel Bowles of the Santa Fe Institute and Jung-Kyoo Choib of Kyungpook National University have published a paper in Proceedings of the National Academy of Sciences theorizing that farmin ...
May 14, 2013
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The large-scale expansion of agriculture in the Amazon through deforestation will be a no-win scenario, according to a new study. Published today in the journal Environmental Research Letters, it shows that d ...
May 09, 2013
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It's difficult to imagine how a degree or two of warming will affect a location. Will it rain less? What will happen to the area's vegetation? New Berkeley Lab research offers a way to envision a warmer future. It maps how ...
May 05, 2013
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(Phys.org) —An international team of researchers working together to discover how, when and why birds have evolved to stand in a crouching position, have come to the conclusion that it was due much more ...
Apr 25, 2013
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Coastal communities and beachfront property owners often respond to erosion by adding sand to restore local beaches. But beach nourishment alters shoreline dynamics, not only at the replenishment site but also in adjacent ...
Apr 23, 2013
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(Phys.org) —Recent progress in the engineering of plasmonic structures has enabled new kinds of nanometer-scale optoelectronic devices as well as high-resolution optical sensing. But until now, there has ...
Apr 22, 2013
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Projections of rainfall changes from global warming have been very uncertain because scientists could not determine how two different mechanisms will impact rainfall. The two mechanisms turn out to complement ...
Apr 15, 2013
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In order to improve a simulation designed to study the evolution of the solar system through time, numerical mathematical methods have been developed at the Computing Faculty of the University of the Basque ...
Apr 11, 2013
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(Phys.org) —While it is important to understand how the Earth system works from a process-level basis, it is clear that human activities are increasingly challenging assumptions about how that system works. ...
Apr 08, 2013
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(Phys.org) —UC Santa Cruz ocean sciences professor Christina Ravelo is part of an international team that is using ocean floor sediment samples to compile data on past periods of global warming in order ...
Apr 08, 2013
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A new study has found that pollution from fine particles in the air – mainly the result of burning coal or volcanic eruptions – can shade corals from sunlight and cool the surrounding water resulting ...
Apr 07, 2013
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Migrations happen for a reason, not randomly. A new study, based on computer simulation, attempts to explain the effect of so-called directional migration – migration for a reason – on cooperative behaviours ...
Apr 03, 2013
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Greater numbers of ever-smaller components are required to fit on computer chips to meet the ongoing demands of miniaturizing electronic devices. Consequently, computer chips are becoming increasingly crowded. ...
Mar 27, 2013
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