53 dossier(s) trouvé(s) portant l’étiquette "geology" (les projets pluriannuels sont regroupés):
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Global and regional environmental signals of the Mississippian/Pennsylvanian strata in the Liard Basin Northwest Canada
chercheur principal: Fedorowski, Jerzy A.
Année(s) de permis: 2020 2019 2018
Résumé: This licence has been issued for the scientific research application No.4655. The principal aim of this project is to examine the settlement, development and decline of the fossil corals as a response to environmental conditions in the Liard region during Mississippian to Early Pennsylvanian times (358.9 to 314.6 million years ago). The study will be conducted against the background of the worl...


Shale Basin Evolution in Central NWT (2019)
chercheur principal: Terlaky, Viktor
Année(s) de permis: 2019
Résumé: The objective is to scope the Imperial Formation in order to develop a more extensive future study of this formation, and to sample the sites for conodont fossil bearing carbonates in order to better age date the Horn River Group deposits. At each site the rock exposure will be photographed in detail. At Mountain River and Gayna Gorge the outcrop will be sampled for conodont fossil bearing car...


Cambrian stratigraphy and paleontology
chercheur principal: Pratt, Brian R.
Année(s) de permis: 2019
Résumé: Sedimentary rocks of Cambrian age (~500 million years old) are the oldest Phanerozoic strata in the Mackenzie River valley region and record the spread of a shallow sea over much older strata. The approximate age of these rocks is known via trilobite fossils based on reconnaissance collections made in the 1960s and 2010s. The purpose of the project is to make more closely spaced fossil collections...


Pliocene environmental change on Prince Patrick Island
chercheur principal: Gosse, John C
Année(s) de permis: 2017 2016
Résumé: Our main goals of this research project are: 1.) to collect sediment samples that will be used to provide ages of the sediment in the Beaufort Formation on Prince Patrick Island; and, 2.) to collect samples of fossil material (wood, plants, bone) that can be analyzed to produce climate reconstructions for the Pliocene. The research team will travel to approximately 5-6 site locations. The t...


The microfossil record of the Cambrian explosion
chercheur principal: Smith, Martin R
Année(s) de permis: 2016
Résumé: The objectives of this research project are to measure continuous sedimentary sections spanning Proterozoic-Phanerozoic transition; to use geochemical approaches to precisely constrain the age and depositional conditions of the strata; and, to obtain Small Carbonaceous Fossils and Small Shelly Fossils from temporally-constrained strata in order to determine the rate of evolution through the Cambri...


Vertebrates of the Ancient Arctic Seas: Palaeontology of the Late Cretaceous Anderson River Formation, northern Northwest Territories, Canada
chercheur principal: Vavrek, Matthew J
Année(s) de permis: 2016
Résumé: The research team will be travelling to the Anderson River via helicopter, approximately 220 km due west of Inuvik. The team will be camping in a small fly camp while in the field. Two weeks will be spent in the field, searching the exposed rocks along the banks of the Anderson River for fossils of extinct marine vertebrates. All work will be done on foot. Any fossils that are found are important ...


Stratigraphy of the Hyland Group, Selwyn Mountains
chercheur principal: Turner, Elizabeth C
Année(s) de permis: 2013
Résumé: This project seeks to understand the ancient marine environments recorded in these rocks, and thereby to interpret this poorly known, dramatic time in North America’s tectonic evolution. The areas addressed will be those that were briefly described in 1993: 1 location is in Yukon Territory (YT) and 2 are in Northwest Territories (NWT). This work will complement licensed research currently under wa...


Reconstructing Pliocene Environmental Change and Landscape Dynamics using the Beaufort Formation on Northwest Banks Island, NT
chercheur principal: Gosse, John C
Année(s) de permis: 2013
Résumé: The primary objectives are to i) collect fossils (i.e. peat, bone, wood, and other sedimentary proxies) for paleoenvironmental reconstructions and, ii) document the age of the Beaufort Formation (Fm) at Ballast Brook, northwest Banks Island using a new approach based on the exposure of quartz sand grains to cosmic radiation: terrestrial cosmogenic nuclide (TCN) burial dating. The cosmogenic nuclid...


The Search for Early Fossil Sharks in Lower Devonian rocks of the Mackenzie Mountains, NWT
chercheur principal: Wilson, Mark V.H.
Année(s) de permis: 2013 1998 1996 1990
Résumé: The 2 objectives of this research project are: 1) to recover some of the oldest-known body fossils of sharks and their relatives as well as other associated fossils. The anatomy of the fossil species will be described in detail and published in international journals. These fossils will allow identification of fragments of related species found at other sites worldwide, and will allow the researc...


Cambrian stratigraphy
chercheur principal: Pratt, Brian R.
Année(s) de permis: 2012 2002 2000 1998
Résumé: The principal investigator has been working off and on for many years on the stratigraphy and paleontology of Cambrian strata of the Mackenzie Mountains. This is a critical region of North America because the record of sedimentation on the flank of the continent as it was over half a billion years ago is particularly extensive with little interruption. At the section of interest the lower part of ...


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