News tagged with ice shelf

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Mysteriously warm times in Antarctica

Space & Earth / Earth Sciences

Nov 18, 2009 | 4.3 / 5 (22) | 31

(PhysOrg.com) -- A new study of Antarctica's past climate reveals that temperatures during the warm periods between ice ages (interglacials) may have been higher than previously thought. The latest analysis ...

Taking a Bite of Antarctic Ice

Space & Earth / Space Exploration

Nov 16, 2009 | 5 / 5 (3) | 1

Scientists with NASA’s IceBite project are heading this week for University Valley, a hanging valley perched more than 1600 feet (more than 1 mile) above sea level in Antarctica’s McMurdo Dry Valleys. Their ...

Optical properties of the Antarctic system and new radiation information

Space & Earth / Earth Sciences

Nov 16, 2009 | not rated yet | 0

The Antarctic system comprises of the continent itself, Antarctica, and the ocean surrounding it, the Southern Ocean. In a study for a doctoral degree by geophysicist Kai Rasmus, University of Helsinki, Finland, measurements ...

Freezing: a phenomenon that 'jumps'

Nanotechnology / Nanomaterials

Nov 16, 2009 | not rated yet | 0

(PhysOrg.com) -- The freezing of suspensions of particles is not always a uniform phenomenon; in certain conditions it leads to a modification of the redistribution of particles and the growth of crystals.

After mastodons and mammoths, a transformed landscape

Space & Earth / Earth Sciences

Nov 19, 2009 | 4.6 / 5 (12) | 1

(PhysOrg.com) -- Roughly 15,000 years ago, at the end of the last ice age, North America's vast assemblage of large animals -- including such iconic creatures as mammoths, mastodons, camels, horses, ground ...

International expedition investigates climate change, alternative fuels in Arctic

Space & Earth / Earth Sciences

Nov 20, 2009 | 3 / 5 (1) | 0

Scientists from the Marine Biogeochemistry and Geology and Geophysics sections of the Naval Research Laboratory (NRL) organized and led a team of university and government scientists on an Arctic expedition ...

Antarctic ice loss vaster, faster than thought: study

Space & Earth / Earth Sciences

Nov 22, 2009 | 3 / 5 (20) | 30

The East Antarctic icesheet, once seen as largely unaffected by global warming, has lost billions of tonnes of ice since 2006 and could boost sea levels in the future, according to a new study.

Supervolcano eruption -- in Sumatra -- deforested India 73,000 years ago

Space & Earth / Earth Sciences

7 hours ago | 4 / 5 (6) | 0

A new study provides "incontrovertible evidence" that the volcanic super-eruption of Toba on the island of Sumatra about 73,000 years ago deforested much of central India, some 3,000 miles from the epicenter, ...

SOFIA Seeks Secrets of Planetary Birth

Space & Earth / Space Exploration

Nov 19, 2009 | not rated yet | 1

You don't always have to have a rocket to do rocket science. Sometimes a mere airplane will do - that is, a mere Boeing 747 toting a 17-ton, 9-foot wide telescope named SOFIA.

Baby can wait as expectant dad finishes spacewalk

Space & Earth / Space Exploration

Nov 21, 2009 | 3.7 / 5 (3) | 0

(AP) -- A spacewalking astronaut put aside the impending birth of his daughter and blazed through his first-ever venture outside the International Space Station on Saturday.

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