Surprising Lesson from Snowball Earth: 1 of 2: P.M. Myrow. @ScienceMagazine

Jun 03, 01:35 AM
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(Photo: Excerpted from the story by Charles Q. Choi:

Tidally-locked planets in the habitable zone of stars may be able to avoid global ice ages, according to a study that models the interplay of where ice forms and how it reflects sunlight. Meanwhile, a second study has found that planets that are strongly tilted are more likely to experience sudden ice ages.

The “habitable zone” around stars, where it’s warm enough for liquid water to exist on an Earth-like world’s surface, has long been the gold standard in assessing the potential for life on other worlds, but as our understanding of astrobiology deepens, scientists are looking for other clues to habitability.

Read more at Astrobiology Magazine.)

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Surprising Lesson from Snowball Earth: 1 of 2: P.M. Myrow. @ScienceMagazine

Rapid sea level rise in the aftermath of a Neoproterozoic snowball Earth: P. M. Myrow1,*, M. P. Lamb2, R. C. Ewing3

http://science.sciencemag.org/content/early/2018/04/19/science.aap8612