snowball earth hypothesis造句

• QUESTION : What is the " Snowball Earth hypothesis "?
• An alternative explanation of these later deposits has undergone much discussion as part of the Snowball Earth hypothesis.
• Such an abiotic " cap carbonate " sediment can be found on top of the glacial till that gave rise to the snowball Earth hypothesis.
• -- Kirschvink's 1992 technical paper laying out the Snowball Earth hypothesis can be found at http : / / www . gps . caltech . edu / users / jkirschvink / pdfs / firstsnowball . pdf
• There is currently a debate between User : Viriditas, User : Dragons flight, and User : Awickert ( myself ) on whether the article name should be "'Snowball Earth "'or "'Snowball Earth hypothesis " '.
• The Snowball Earth hypothesis maintains that the severe freezing in the late Proterozoic was ended by an increase in levels in the atmosphere, mainly from volcanoes, and some supporters of Snowball Earth argue that it was caused in the first place by a reduction in atmospheric.
• Much of his research focuses on past climate change, including work on a variety of issues ranging from temperature reconstructions from deep marine sediments and corals, to theories for Pleistocene ice-age cycles, to further developing the preexisting Snowball Earth hypothesis with his colleague Paul F . Hoffman.
• The alternate title of " Snowball Earth Hypothesis " can be mentioned in big "'bold "'print in the first sentence of the lead so everyone knows that it " is " a hypothesis . talk ) 14 : 13, 13 January 2010 ( UTC)