NASA Satellites Discover What Powers Northern Lights 19 hours ago | User rating: 4.3 / 5 after 6 vote(s)
| User comments: 1
(PhysOrg.com) -- Researchers using a fleet of five NASA satellites have discovered that explosions of magnetic energy a third of the way to the moon power substorms that cause sudden brightenings and rapid movements of the ... | |
 Western governors offer greenhouse emissions plan July 24, 2008 | User rating: 1.6 / 5 after 5 vote(s)
| User comments: 3
(AP) -- Seven Western states are joining four Canadian provinces to propose a plan to limit greenhouse gas emissions through use of a "cap and trade" system. | |
Paying to save tropical forests could be a way to reduce global carbon emissions July 23, 2008 | User rating: 3.4 / 5 after 5 vote(s)
| User comments: 2
Wealthy nations willing to collectively spend about $1 billion annually could prevent the emission of roughly half a billion metric tons of carbon dioxide per year for the next 25 years, new research suggests. | |
 Polarizing filter allows astronomers to see disks surrounding black holes July 23, 2008 | User rating: 4.1 / 5 after 19 vote(s)
| User comments: 2
(PhysOrg.com) -- For the first time, a team of international researchers has found a way to view the accretion disks surrounding black holes and verify that their true electromagnetic spectra match what astronomers ... | |
Amazon powers tropical ocean's carbon sink July 21, 2008 | User rating: 3.8 / 5 after 9 vote(s)
| User comments: 1
Nutrients from the Amazon River spread well beyond the continental shelf and drive carbon capture in the deep ocean, according to the authors of a multi-year study. | |
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