News tagged with arctic spring
Researchers discover arctic blooms occurring earlier
Warming temperatures and melting ice in the Arctic may be behind a progressively earlier bloom of a crucial annual marine event, and the shift could hold consequences for the entire food chain and carbon cycling ...
Mar 02, 2011 |
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North Pole wolf emails locations to researchers
In July the scientists, one from the United States, the other from Canada, put the satellite collar on Brutus, the leader of his wolf pack, on remote Ellesmere Island, only 600 miles from the North Pole. Their ...
Dec 01, 2009 |
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Search results for arctic spring
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 |
3.7 / 5 (3) |
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Biologists discover that many nematode species make the same types of small-molecule pheromones
(Phys.org) -- All animals seem to have ways of exchanging information—monkeys vocalize complex messages, ants create scent trails to food, and fireflies light up their bellies to attract mates. Yet, despite ...
Apr 13, 2012 |
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Climate change generates more Arctic tundra vegetation
Researchers in Finland have discovered that climate change has impacted various regions of the Arctic tundra by helping increase the levels of vegetation. Their data suggest that this rise could potentially ...
Apr 11, 2012 |
5 / 5 (4) |
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Duck-billed dinosaurs endured long, dark polar winters
Duck-billed dinosaurs that lived within Arctic latitudes approximately 70 million years ago likely endured long, dark polar winters instead of migrating to more southern latitudes, a recent study by researchers ...
Other Sciences / Archaeology & Fossils
Apr 11, 2012 |
5 / 5 (3) |
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ESA and NASA join forces to measure Arctic sea ice
Marking another remarkable collaborative effort, ESA and NASA met up over the Arctic Ocean this week to perform some carefully coordinated flights directly under CryoSat orbiting above. The data gathered help ...
Space & Earth / Earth Sciences
Apr 05, 2012 |
5 / 5 (1) |
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Why spring is blooming marvelous (and climate change makes it earlier)
With buds bursting early, only for a mild winter to turn Arctic and wipe them out, we are witnessing how warm weather can trigger flowering, even out of season, and how important it is for plants to blossom at the right time ...
Mar 21, 2012 |
3.3 / 5 (6) |
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Increase in Arctic shipping poses risk to marine mammals
A rapid increase in shipping in the formerly ice-choked waterways of the Arctic poses a significant increase in risk to the region's marine mammals and the local communities that rely on them for food security ...
Mar 16, 2012 |
5 / 5 (1) |
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Spring flooding? Not this year, US forecasters say
At least it's a dry heat. The federal government's spring weather forecast offers no respite from warmer weather, but the country should get a break from the spring flooding that's hit the last four years.
Mar 15, 2012 |
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TacSat-4 enables polar region SatCom experiment
The U.S. Coast Guard Cutter HEALY (WAGB 20) successfully experimented with NRL's TacSat-4 communications satellite, Jan. 24, by communicating from the Bering Sea off the western coast of Alaska to Coast Guard ...
Space & Earth / Space Exploration
Mar 09, 2012 |
not rated yet |
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Nasa finds sea ice decline driving rise in Arctic air pollutants
(PhysOrg.com) -- Drastic reductions in Arctic sea ice in the last decade may be intensifying the chemical release of bromine into the atmosphere, resulting in ground-level ozone depletion and the deposit of ...
Space & Earth / Earth Sciences
Mar 02, 2012 |
4.5 / 5 (11) |
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List of search results for arctic spring
