Thesiss

The last deglacial history of the Antarctic Ice Sheet (AIS), the world’s largest freshwater reservoir, is important for monitoring the current AIS change and projecting the future sea-level rise trend. However, due to the lack of direct observational constraints on AIS last degl…

The Upper Ordovician Neda Formation, Midwest, USA, is composed of hematitic dolostone and ironstone that rest conformably on crinoid and bryozoan wackestone to packstone of the underlying Maquoketa Formation. Deposition occurred within the Maquoketa Sea south of the Transcontine…