Search results for Arctic
Heavy ice could delay start of Shell Alaska's Arctic drilling
The heaviest polar ice in more than a decade could postpone the start of offshore oil drilling in the Arctic Ocean until the beginning of August, a delay of up to two weeks, Shell Alaska officials said.
10 hours ago |
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Get ready for the transit of Venus
Scientists and amateur astronomers around the world are preparing to observe the rare occurrence of Venus crossing the face of the Sun on 5-6 June, an event that will not be seen again for over a hundred years.
Space & Earth / Space Exploration
May 25, 2012 |
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Beyond oil, can Alaska be tapped as a source for renewable energy?
Alaska has massive hydro, wind, geothermal and other renewable resources, but the state's rural villages are chained to diesel and suffer oppressive energy costs they say threaten their existence. Lawmakers, energy experts ...
Technology / Energy & Green Tech
May 25, 2012 |
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New study provides baseline measurements of carbon in Arctic Ocean
Scientists from the Woods Hole Oceanographic Institution (WHOI) have conducted a new study to measure levels of carbon at various depths in the Arctic Ocean. The study, recently published in the journal Biogeosciences, provid ...
Space & Earth / Earth Sciences
May 21, 2012 |
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Environmental group measures methane seeps in the Arctic
(Phys.org) -- A team of researchers, led by Katey Walter Anthony, of the University of Alaska, has been studying and mapping so-called seeps, holes in lake ice near the edges of glaciers where methane is bubbling ...
Space & Earth / Earth Sciences
May 21, 2012 |
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Toxic mercury, accumulating in the Arctic, springs from a hidden source
(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...
Space & Earth / Earth Sciences
May 21, 2012 |
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Annual Arctic sea ice less reflective than old ice
In the Arctic Ocean, the blanket of permanent sea ice is being progressively replaced by a transient winter cover. In recent years the extent of the northern ocean's ice cover has declined. The summer melt season is starting ...
Space & Earth / Earth Sciences
May 17, 2012 |
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Seeking signs of life at the glacier's edge
Microbes living at the edges of Arctic ice sheets could help researchers pinpoint evidence for similar microorganisms that could have evolved on Mars, the Jovian moon Europa, or Saturn's moon Enceladus.
Space & Earth / Earth Sciences
May 17, 2012 |
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Arctic seabirds adapt to climate change
The planet is warming up, especially at the poles. How do organisms react to this rise in temperatures? An international team led by a CNRS researcher from the Center for Functional and Evolutionary Ecology ...
May 15, 2012 |
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Geologists map prehistoric climate changes in Canada's Yukon Territory
Researchers at the University of Pittsburgh have joined an international group of scientists to study past climate changes in the Arctic. Comprising geologists from Pitt's Department of Geology and Planetary Science, the ...
Space & Earth / Earth Sciences
May 08, 2012 |
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Voyage to the 'front line' of global warming
When Cameron Dueck set sail to the Canadian Arctic to witness what he calls "the front line of climate change", he did so knowing he would have to brave seas that have killed scores of sailors and reduced ...
Space & Earth / Earth Sciences
May 07, 2012 |
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Greenpeace activists arrested after Sweden protest
(AP) -- Swedish police on Thursday arrested six Greenpeace activists after they boarded an icebreaker off Sweden's southeast coast, forcing authorities to tow the ship it back into land.
May 03, 2012 |
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Climate scientists say they have solved riddle of rising sea
Massive extraction of groundwater can resolve a puzzle over a rise in sea levels in past decades, scientists in Japan said on Sunday.
Space & Earth / Earth Sciences
May 20, 2012 |
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Scientists illuminate the ancient history of circumarctic peoples
Two studies led by scientists from the University of Pennsylvania and National Geographic's Genographic Project reveal new information about the migration patterns of the first humans to settle the Americas. The studies identify ...
Other Sciences / Archaeology & Fossils
May 17, 2012 |
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Engineers aim to boost the future of renewable energy by collecting solar power in space
Solar power gathered in space could be set to provide the renewable energy of the future thanks to innovative research being carried out by engineers at the University of Strathclyde, Glasgow.
Technology / Energy & Green Tech
May 16, 2012 |
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