A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.
May 01, 2013
4.5 / 5 (23)
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(Phys.org) —Researchers have solved the riddle of how one of Africa's greatest civilisations survived a catastrophic drought which wiped out other famous dynasties. Geomorphologists and dating specialists from The Universities ...
Apr 29, 2013
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(Phys.org) —The discovery pushes back the roots of agriculture in China by 12,000 years. The global emergence of similar practices around 23,000 years ago hints that agriculture evolved independently around ...
May 03, 2013
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(Phys.org) —A NASA-led modeling study provides new evidence that global warming may increase the risk for extreme rainfall and drought.
May 03, 2013
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Almost imperceptibly, rainfall over the Hawaiian Islands has been declining since 1978, and this trend is likely to continue with global warming through the end of this century, according to a team of scientists ...
Apr 23, 2013
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The growing global demand for energy, combined with a need to reduce emissions and lessen the effects of climate change, has increased focus on cleaner energy sources. But what unintended consequences could ...
May 07, 2013
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At any given time, cirrus clouds—the thin wisps of vapor that trail across the sky—cover nearly one-third of the globe. These clouds coalesce in the upper layers of the troposphere, often more than 10 ...
May 09, 2013
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(Phys.org) —Their fluffy appearance is deceiving. Fair-weather clouds have a darker side, according to scientists at Pacific Northwest National Laboratory. Fair-weather cumulus clouds contain an increasing ...
Apr 26, 2013
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(Phys.org) —Scientists at China's Lanzhou University and Pacific Northwest National Laboratory found that dust lifted from the Taklimakan Desert during a dust storm had a significant effect on the regional ...
May 06, 2013
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(Phys.org) —Limiting the amount of warming experienced by the world's oceans in the future could buy some time for tropical coral reefs, say researchers from the University of Bristol.
May 14, 2013
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An international team of scientists discovered a surprisingly strong regional sea-level rise which occurred during the onset of Antarctic glaciation about 34 million years ago, while the global sea-level on average lowered. ...
Apr 22, 2013
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Details are emerging from a recent research expedition to the Sub-Tropical North Atlantic. The objective of the expedition was to study the salt concentration (salinity) of the upper ocean. Scientists aboard ...
May 01, 2013
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The battle to curtail the global impact of aerosols has taken a step forward with the most extensive aerosol research project conducted in Europe so far.
May 01, 2013
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