News tagged with sediment
Related topics: earthquake
International expedition investigates climate change, alternative fuels in Arctic
Scientists from the Marine Biogeochemistry and Geology and Geophysics sections of the Naval Research Laboratory (NRL) organized and led a team of university and government scientists on an Arctic expedition ...
Space & Earth / Earth Sciences
Nov 20, 2009 |
3 / 5 (1) |
1
Unique Uranium Source in Naturally Bioreduced Sediment
(PhysOrg.com) -- A recently published Pacific Northwest National Laboratory study of a naturally bioreduced sediment sample from a former uranium mill tailings site reveals insights that enhance understanding ...
Nov 18, 2009 |
4.2 / 5 (5) |
0
Scientists pinpoint origin of dissolved arsenic in Bangladesh drinking water
Researchers in MIT's Department of Civil and Environmental Engineering believe they have pinpointed a pathway by which arsenic may be contaminating the drinking water in Bangladesh, a phenomenon that has puzzled ...
Nov 15, 2009 |
4.6 / 5 (22) |
1
California's Ancient Kelp Forest
(PhysOrg.com) -- The kelp forests off southern California are considered to be some of the most diverse and productive ecosystems on the planet, yet a new study indicates that today's kelp beds are less extensive and lush ...
Nov 10, 2009 |
4.7 / 5 (6) |
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Past climate of the northern Antarctic Peninsular informs global warming debate
The seriousness of current global warming is underlined by a reconstruction of climate at Maxwell Bay in the South Shetland Islands of the Antarctic Peninsula over approximately the last 14,000 years, which ...
Space & Earth / Earth Sciences
Nov 06, 2009 |
2.8 / 5 (9) |
1
Seafloor Fossils Provide Clues on Climate Change
Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you the sea ...
Space & Earth / Earth Sciences
Oct 22, 2009 |
4 / 5 (6) |
1
Geologists studying groundwater arsenic levels in India empower Bengali women, children
A Kansas State University geologist and graduate student are finding that the most important tools in their fieldwork on groundwater arsenic pollution are women and children armed with pamphlets and testing kits.
Oct 22, 2009 |
1 / 5 (1) |
1
Glacial melting may release pollutants in the environment
Those pristine-looking Alpine glaciers now melting as global warming sets in may explain the mysterious increase in persistent organic pollutants in sediment from certain lakes since the 1990s, despite decreased ...
Oct 21, 2009 |
2.2 / 5 (5) |
0
Diverting Sediment-rich Water Below New Orleans Could Lead to Extensive New Land
(PhysOrg.com) -- Diverting sediment-rich water from the Mississippi River below New Orleans could generate new land in the river's delta in the next century.
Oct 20, 2009 |
4.5 / 5 (2) |
0
Arctic lake sediments show warming, unique ecological changes in recent decades
An analysis of sediment cores indicates that biological and chemical changes occurring at a remote Arctic lake are unprecedented over the past 200,000 years and likely are the result of human-caused climate ...
Space & Earth / Earth Sciences
Oct 19, 2009 |
4 / 5 (9) |
2
Deep-Sea Microbes May Answer Long-Standing Question About Earth's Nitrogen Cycle
(PhysOrg.com) -- Scientists have identified an unexpected metabolic ability in a symbiotic community of deep-sea microorganisms. It may help solve a lingering mystery about the world's nitrogen cycle.
Space & Earth / Earth Sciences
Oct 15, 2009 |
4.6 / 5 (9) |
1
Study predicts Australian seabed response to climate change
(PhysOrg.com) -- CSIRO scientists have produced the first preliminary predictions of the potential impact of climate change on the Australian seabed.
Space & Earth / Earth Sciences
Oct 15, 2009 |
1 / 5 (3) |
0
New coastland map could help strengthen sea defenses
The 'Coastland Map' produced by scientists from Durham University and published in the Journal GSA Today, charts the post Ice-Age tilt of the UK and Ireland and current relative sea-level changes. According to the map, t ...
Space & Earth / Earth Sciences
Oct 06, 2009 |
3 / 5 (2) |
0
Dino footprints enter record books
French researchers on Tuesday said they had uncovered the biggest dinosaur footprints in the world, left by giant sauropods that may have weighed 40 tonnes or more.
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
4.4 / 5 (8) |
3
Alfalfa sprouts hold the line on meandering streams (w/ Video)
(PhysOrg.com) -- Sinuous, meandering streams produce diverse and wildlife-rich habitats and are the aim of many river restoration efforts, but until now, the bank, water flow and sediment conditions required ...
Space & Earth / Earth Sciences
Oct 05, 2009 |
4.3 / 5 (3) |
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