Geological Studies and Exploration

The Arctic's geological record holds some of Earth's least understood tectonic history, spanning the assembly and breakup of continents, the formation of deep sedimentary basins, and the emplacement of large igneous provinces across hundreds of millions of years. Because those basins may contain substantial petroleum reserves, and because melting sea ice is making the region newly accessible, accurate models of crustal structure and basin evolution have taken on both scientific and economic urgency. Researchers use seismic stratigraphy and other geophysical tools to reconstruct how Arctic margins formed and how heat flow and subsidence shaped sediment accumulation over time. Key open questions include the full extent and origin of the Alpha-Mendeleev Ridge, the paleogeographic connections between Arctic and adjacent continental fragments, and how large igneous events influenced both crustal architecture and hydrocarbon generation.

Works

152,410

Total citations

512,151

Keywords

Arcticgeologytectonicspetroleumsedimentary basinscrustal structure