How the atmospheres of Mars and Venus are affected by carbon monoxide

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Modelling of the Earth's atmosphere has acquired economic importance due to its use in the prediction of ozone depletion and in measuring the impact of global warming. Now, researchers, writing in the online open access journal PMC Physics B have found that the rate at which electrons lose energy to carbon monoxide is greater than that to carbon dioxide at higher levels in the atmospheres of both Mars and Venus.


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All News summaries for February 25, 2008

New insights on fusion power

2 hours ago | User rating: not rated yet
(PhysOrg.com) -- Research carried out at MIT’s Alcator C-Mod fusion reactor may have brought the promise of fusion as a future power source a bit closer to reality, though scientists caution that a practical fusion powerplant ...

A Promising Catalyst for Solar-Based Hydrogen Energy Production

Dec 02, 2008 | User rating: not rated yet
(PhysOrg.com) -- Scientists have found that a polymer material is an excellent catalyst in a process to produce hydrogen fuel using sunlight and water. The material meets the basic requirements for an ideal catalyst -- including ...

Avalanches -- triggered from the valley

Dec 02, 2008 | User rating: not rated yet
Everybody knows that skiers swishing down steep slopes can cause extensive slab avalanches. But there is a less well known phenomenon: A person skiing a gentle slope in the valley triggers a slab avalanche ...

Ship-in-a-bottle kit on a microchip

Dec 02, 2008 | User rating: not rated yet
(PhysOrg.com) -- Sometimes physicists resort to tried and trusted model-making tricks. Scientists at the Max Planck Institute for Metals Research, the University of Stuttgart and the Colorado School of Mines ...

Disappearing Superconductivity Reappears -- in 2-D

Dec 01, 2008 | User rating: not rated yet
(PhysOrg.com) -- Scientists studying a material that appeared to lose its ability to carry current with no resistance say new measurements reveal that the material is indeed a superconductor — but only in ...