News tagged with sulfur
New method uses electrolyzed water for more efficient fuel production
Using electrolyzed water rather than harsh chemicals could be a more effective and environmentally friendly method in the pretreatment of ethanol waste products to produce an acetone-butanol-ethanol fuel mix, ...
Jul 27, 2009 |
3.3 / 5 (4) |
0
Methane-eating microbes can use iron and manganese oxides to 'breathe'
Iron and manganese compounds, in addition to sulfate, may play an important role in converting methane to carbon dioxide and eventually carbonates in the Earth's oceans, according to a team of researchers ...
Space & Earth / Earth Sciences
Jul 09, 2009 |
4.6 / 5 (5) |
0
Clean fuels could reduce deaths from ship smokestacks by 40,000 annually
Rising levels of smokestack emissions from oceangoing ships will cause an estimated 87,000 deaths worldwide each year by 2012 -- almost one-third higher than previously believed, according to the second major ...
Jul 08, 2009 |
4.5 / 5 (17) |
7
Sudden Collapse in Ancient Biodiversity: Was Global Warming the Culprit?
Scientists have unearthed striking evidence for a sudden ancient collapse in plant biodiversity. A trove of 200 million-year-old fossil leaves collected in East Greenland tells the story, carrying its message ...
Space & Earth / Earth Sciences
Jun 18, 2009 |
4.1 / 5 (17) |
5
Biodiesel blend performs as well as ultra-low sulfur fuel
Those worried about a performance drop-off going from standard diesel fuel to the more environmentally friendly B20 biodiesel blend can ease their minds.
Technology / Energy & Green Tech
Jun 09, 2009 |
3 / 5 (2) |
0
Scientists eye glowing volcano crater in Hawaii
(AP) -- The summit of Hawaii's Kilauea volcano is glowing brightly as molten lava swirls 300 feet below its crater's floor, bubbling near the surface after years of spewing from the volcano's side.
Space & Earth / Earth Sciences
Jun 07, 2009 |
4.2 / 5 (11) |
2
Geographic isolation drives the evolution of a hot springs microbe
Sulfolobus islandicus, a microbe that can live in boiling acid, is offering up its secrets to researchers hardy enough to capture it from the volcanic hot springs where it thrives. In a new study, researchers report that p ...
May 27, 2009 |
5 / 5 (5) |
0
One sponge-like material, three different applications
A new sponge-like material that is black, brittle and freeze-dried (just like the ice cream astronauts eat) can pull off some pretty impressive feats. Designed by Northwestern University chemists, it can remove mercury from ...
May 17, 2009 |
4.1 / 5 (9) |
0
The rise of oxygen caused Earth's earliest ice age
(PhysOrg.com) -- Geologists may have uncovered the answer to an age-old question - an ice-age-old question, that is. It appears that Earth's earliest ice ages may have been due to the rise of oxygen in Earth's ...
Space & Earth / Earth Sciences
May 07, 2009 |
4.6 / 5 (20) |
6
EPA to limit mercury from cement plants
The Environmental Protection Agency on Tuesday called for the nation's first limits on mercury emissions from the more than 100 cement factories across the U.S.
Apr 22, 2009 |
5 / 5 (1) |
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Ancient ecosystem thrives millions of years below Antarctic glacier
(PhysOrg.com) -- A reservoir of briny liquid buried deep beneath an Antarctic glacier supports hardy microbes that have lived in isolation for millions of years, researchers report this week in the journal ...
Space & Earth / Earth Sciences
Apr 16, 2009 |
4.7 / 5 (24) |
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Origins of sulfur in rocks tells early oxygen story
(PhysOrg.com) -- Sedimentary rocks created more than 2.4 billion years ago sometimes have an unusual sulfur isotope composition thought to be caused by the action of ultra violet light on volcanically produced ...
Space & Earth / Earth Sciences
Apr 16, 2009 |
4.1 / 5 (9) |
2
A healthy color: Testing for gum disease
Researchers at Temple University Maurice H. Kornberg School of Dentistry found that a color-changing oral strip is as effective in detecting periodontal disease as traditional methods, and is easier and less costly to administer.
Medicine & Health / Diseases, Conditions, Syndromes
Apr 10, 2009 |
5 / 5 (1) |
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