Browsing by Name "Prave, Anthony Robert"
Now showing items 1-4 of 4
(University of St Andrews, 2018-06-27) - Thesis
(2016-08-01) - Journal articleThe end-Cryogenian glaciation (Marinoan) is portrayed commonly as the archetype of snowball Earth, yet its duration and character remain uncertain. Here we report U-Pb zircon ages for two ash beds from widely separated ...
(2017-06-13) - Journal articleThe Poll a’Mhuilt Member of the Stoer Group (Torridonian Supergroup) in Scotland has been heralded as a rare window into the ecology of Mesoproterozoic terrestrial environments. Its unusually high molybdenum concentrations ...
(2018-03-22) - Journal articleMajor changes in atmospheric and ocean chemistry occurred in the Paleoproterozoic Era (2.5–1.6 billion years ago). Increasing oxidation dramatically changed Earth’s surface, but few quantitative constraints exist on this ...