Search Results for: antarctica
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1,397 results
1,397 results for: antarctica
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Alpine Antarctica, before the ice
A new survey may have unveiled the birthplace of the world’s largest ice sheet.
- Earth
Warming is accelerating global water cycle
Fresh water evaporates from the oceans, rains out over land and then runs back into the seas. A new study finds evidence that global warming has been speeding up this hydrological cycle recently, a change that could lead to more violent storms. It could also alter where precipitation falls — drying temperate areas, those places where most people now live.
- Earth
Arctic lake yields climate record
A Siberian drilling project goes to great lengths to capture an ancient climate record in a 3.6 million-year-old crater.
- Life
Marine census still counting new life-forms
The Gulf of Mexico ranked among the top five marine regions for number of known species.
- Earth
Mining the maritime past for clues to climate’s future
Researchers collect data through a mashup of 19th century ship records and 21st century crowdsourcing.
- Life
Massive count a drop in the bucket
As the decade-long Census of Marine Life totes up thousands of new species, it leaves much yet to discover in the world’s oceans.
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Melting at the microscale
Studying sea ice close-up may improve climate models.
- Earth
Gravity lows mark burial sites of ancient tectonic plates
Dips in Earth's gravitational field are tied to 'slab graveyards'
- Earth
Antarctica is getting warmer too
Satellite data show most of the continent is following worldwide trend.
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The final climate frontiers
Scientists aim to improve and localize their predictions.
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Letters
Plan for a long stay Lawrence Krauss’ idea of staying permanently on Mars (SN: 10/10/09, p.4) is fascinating, but criticism by John F. Fay and Jeffry Mueller (Feedback, SN: 11/21/09 p.29) missed important information. Krauss too missed the best of all scientific comparisons. Regarding the travel to the American continent by the Pilgrims: the “capital […]
- Paleontology
Major eruption cooled the climate but went unnoticed
Ice-core records suggest that a major 1809 eruption cooled Earth even before the Tambora eruption and ‘the year without a summer’.
