Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 5 of 5 for “"Polar climate"”.
-
FORMATION AND DESTRUCTION OF ARCTIC THERMOHALINE STAIRCASES
… influencing the melting of sea-ice and the polar climate in general. This thesis aims to utilize numerical modeling to define conditions that are favorable or unfavorable for creating thermohaline staircases and provide an explanation as to why they are not constantly prevalent throughout …
-
The Evolutionary History of the Antarctic Flora
… Polytrichaceae mosses, characterised by having bipolar distributions, the most common (~45% of species) distribution pattern amongst Antarctic mosses; the globally widespread moss Ceratodon purpureus; the bank-forming moss Chorisodontium aciphyllum, also known for its old sub-fossils in Antarctica …
-
Heterotrophic Microbial Colonization of the Interior of Shocked Rocks from the Haughton Impact Structure, Devon Island, Nunavut, Canadian High Arctic
The polar desert is one of the most extreme environments on Earth. In these regions, microorganisms have had to develop novel strategies and adaptations in order to survive. One of the most effective such strategies has been developed by mkroorganisms, known as endoliths, which live in the interior …
-
Far-flung influences on midlatitude weather and climate: The stratospheric pathway
… of the Northern Hemisphere stratospheric polar vortex can significantly influence, and enhance the predictability of, midlatitude winter weather on timescales of weeks to months – including the likelihood of weather extremes and associated impacts. This thesis first explores the response …