News tagged with volcanic gas

Rich Ore Deposits Linked to Ancient Atmosphere

(PhysOrg.com) -- Much of our planet's mineral wealth was deposited billions of years ago when Earth's chemical cycles were different from today's. Using geochemical clues from rocks nearly 3 billion years old, a group of ...

Nov 19, 2009
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Glory promises new view of perplexing particles

Climatologists have known for decades that airborne particles called aerosols can have a powerful impact on the climate. However, pinpointing the magnitude of the effect has proven challenging because of difficulties ...

Feb 17, 2011
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Image: Carbon dioxide on the rise

(PhysOrg.com) -- The SCIAMACHY sensor on ESA?s Envisat satellite has provided scientists with invaluable data on our planet, allowing them to map global air pollution and the distribution of greenhouse gases.

Jun 28, 2010
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