News tagged with ash samples
Volcanoes wiped Neanderthals out, research suggests
New research suggests that climate change following massive volcanic eruptions drove Neanderthals to extinction and cleared the way for modern humans to thrive in Europe and Asia.
Other Sciences / Archaeology & Fossils
Sep 30, 2010 |
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Analysis shows exposure to ash from TVA spill could have 'severe health implications'
(PhysOrg.com) -- A report by Duke University scientists who analyzed water and ash samples from last month’s coal sludge spill in eastern Tennessee concludes that “exposure to radium- and arsenic-containing ...
Jan 29, 2009 |
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Search results for ash samples
Fine, jagged ash increased Eyjafjallajokull volcano's influence
The 2010 eruption of Eyjafjallajökull volcano was not a large event. Over months of volcanic activity the ash plume never pushed above 10 kilometers (6.2 miles), and the mass flows peaked at 1 million kilograms per second ...
Space & Earth / Earth Sciences
Jan 31, 2012 |
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Smoke particles are not all the 'SAME'
(PhysOrg.com) -- Where there's smoke, you need a functioning smoke detector that can tell the difference between, say, smoke particles and dust. Yet in the microgravity environment of the International Space ...
Space & Earth / Space Exploration
Jan 05, 2012 |
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LRO lets you stand on the rim of Aristarchus crater
Have you ever you looked up at the bright, cavernous Aristarchus Crater on the Moon through a telescope or binoculars and wondered what it would be like to stand on the rim and peer inside? Spectacular new ...
Space & Earth / Space Exploration
Dec 30, 2011 |
5 / 5 (5) |
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Reclaiming the land after a forest fire
Wildfires cause tragic losses to life, property, and the environment. But even after the fire rages, the damage is far from done. Without vegetation, bare, burnt soil lies vulnerable to erosion, which can impede efforts towards ...
Dec 22, 2011 |
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US mulls tax break for space 'burials'
Americans who want to save money on taxes may want to consider rocketing their ashes into space, according to legislation being proposed in Virginia.
Space & Earth / Space Exploration
Dec 12, 2011 |
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Petroleum-eating mushrooms
Take a Petri dish containing crude petroleum and it will release a strong odor distinctive of the toxins that make up the fossil fuel. Sprinkle mushroom spores over the Petri dish and let it sit for two weeks ...
Nov 30, 2011 |
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Timeline of a mass extinction: New evidence points to rapid collapse of Earth’s species 252 million years ago
Since the first organisms appeared on Earth approximately 3.8 billion years ago, life on the planet has had some close calls. In the last 500 million years, Earth has undergone five mass extinctions, including ...
Space & Earth / Earth Sciences
Nov 18, 2011 |
4.6 / 5 (18) |
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Using biochar to boost soil moisture
Scientists at the U.S. Department of Agriculture (USDA) are leading the way in learning more about "biochar," the charred biomass created from wood, other plant material, and manure.
Nov 08, 2011 |
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No simultaneous warming of Northern and Southern hemispheres as a result of climate change for 20,000 years
However, Svante Björck, a climate researcher at Lund University in Sweden, has now shown that global warming, i.e. simultaneous warming events in the northern and southern hemispheres, have not occurred ...
Space & Earth / Earth Sciences
Oct 21, 2011 |
4 / 5 (27) |
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Scientists find genetic link to mesothelioma
Scientists have found that individuals who carry a mutation in a gene called BAP1 are susceptible to developing two forms of cancer – mesothelioma, and melanoma of the eye. Additionally, when these individuals are ex ...
Aug 28, 2011 |
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List of search results for ash samples
