News tagged with carbon contents
Scientists determine Viking trade routes by the metal in their swords
Scientists at the National Physical Laboratory (NPL) in Teddington have worked with the Wallace Collection to analyse the contents of Viking swords - and the results shed new light on trade routes in the middle ...
Jan 05, 2009 |
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Early Earth absorbed more sunlight -- no extreme greenhouse needed to keep water wet
Four billion years ago, our then stripling sun radiated only 70 to 75 percent as much energy as it does today. Other things on Earth being equal, with so little energy reaching the planet's surface, all water ...
Space & Earth / Earth Sciences
Apr 06, 2010 |
4.8 / 5 (12) |
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'Poop to power' program turns pig manure into sustainable energy
The nearly 9,000 hogs at Loyd Ray Farms in Yadkin County, N.C., produce 400,000 gallons of manure every week. Since the waste had too high a nitrogen content to be used as fertilizer, owner Loyd Bryant used to pump that waste ...
Technology / Energy & Green Tech
Jan 09, 2012 |
3.5 / 5 (13) |
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Meteorite bombardment may have made Earth more habitable
(PhysOrg.com) -- Large bombardments of meteorites approximately four billion years ago could have helped to make the early Earth and Mars more habitable for life by modifying their atmospheres, suggests the ...
Space & Earth / Earth Sciences
Jun 01, 2009 |
4.3 / 5 (7) |
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Warmer climate entails increased release of carbon dioxide by inland lakes
Much organically bound carbon is deposited on inland lake bottoms. A portion remains in the sediment, sometimes for thousands of years, while the rest is largely broken down to carbon dioxide and methane, which are released ...
Space & Earth / Earth Sciences
Jul 21, 2010 |
3 / 5 (7) |
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Hearty bacteria help make case for life in the extreme
(PhysOrg.com) -- The bottom of a glacier is not the most hospitable place on Earth, but at least two types of bacteria happily live there, according to researchers.
Jan 19, 2012 |
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New test for detecting fake organic milk
Scientists in Germany are reporting development of a new, more effective method to determine whether milk marketed as "organic" is genuine or just ordinary milk mislabeled to hoodwink consumers. Their report ...
Mar 02, 2009 |
3.8 / 5 (4) |
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Some ingredients in 'green' products come from petroleum rather than natural sources
With more and more environmentally conscious consumers choosing "green" products, scientists today reported that the first reality check has revealed that the ingredients in those products may come from a ...
Mar 29, 2011 |
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New research can save tropical forests
Scientists from the University of Gothenburg, Sweden, have investigated how much carbon the natural forests of Sri Lanka contain. The results are important for work to reduce deforestation of tropical countries, ...
Mar 26, 2012 |
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No-till farming improves soil stability
A joint Agricultural Research Service (ARS)-multi-university study across the central Great Plains on the effects of more than 19 years of various tillage practices shows that no-till makes soil much more stable than plowed ...
May 11, 2010 |
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Reducing carbon footprints with carbon storage
Control of carbon emissions is an important component in the bid to address global climate change. However destruction of wildland habitats to make way for agriculture continues to erode the amount of carbon stored in the ...
Nov 09, 2011 |
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Super high-resolution carbon estimates for endangered Madagascar
By combining airborne laser technology, satellite mapping, and ground-based plot surveys, a team of researchers has produced the first large-scale, high-resolution estimates of carbon stocks in remote and fragile Madagascar. ...
Feb 14, 2012 |
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Algae for your fuel tank: New process for producing biodiesel from microalgae oil
The available amount of fossil fuels is limited and their combustion in vehicle motors increases atmospheric carbon dioxide levels. The generation of fuels from biomass as an alternative is on the rise. In ...
Jan 10, 2012 |
4 / 5 (1) |
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London faces up to 'greenest' Games pledge
London has pledged to host the greenest Olympic Games ever staged, but it could take years before the promises start to flower.
Technology / Energy & Green Tech
May 15, 2012 |
2 / 5 (1) |
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