News tagged with water ice

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In hot water: Ice Age findings forecast problems

(PhysOrg.com) -- The first comprehensive study of changes in the oxygenation of oceans at the end of the last Ice Age (between about 10 to 20,000 years ago) has implications for the future of our oceans under global warming. ...

Dec 20, 2011
3.5 / 5 (8) 5 | with audio podcast

Are gas-formed gullies the norm on Mars?

In June 2000, Martian imaging scientists made a striking discovery — data from NASA’s Mars Global Surveyor spacecraft found gullies on the red planet. Gullies on Earth form when water runs down steep ...

Dec 06, 2011
5 / 5 (1) 0

Mountains and buried ice on Mars

(PhysOrg.com) -- New images from Mars Express show the Phlegra Montes mountain range, in a region where radar probing indicates large volumes of water ice are hiding below. This could be a source of water ...

Dec 05, 2011
5 / 5 (2) 0

The water reservoir in a young planetary system

(PhysOrg.com) -- Astronomers once thought that the process of star formation was more-or-less controlled by the simple coalescence of material by gravity, leading eventually to a new star. But they have come ...

Nov 15, 2011
4.4 / 5 (5) 1 | with audio podcast

Ice heating up cold clouds

In the Arctic, competition within clouds is hot. The small amount of heat released when water vapor condenses on ice crystals in Arctic clouds, which contain both water and ice, determines the cloud's survival, ...

Sep 21, 2011
5 / 5 (1) 3