Eastern North America is an intraplate region characterized by potentially damaging earthquakes with long recurrence intervals. Seismic risk, however, is...
Between 1998 and 2001, the Geological Survey of Canada acquired new aeromagnetic data over the northern Mackenzie Valley, a region of long-standing hydrocarbon...
The 100-km-diameter Popigai structure was formed 35.7 Ma ago in a target consisting of ~1 - 1.5 km of Proterozoic, Cambrian and Permian sedimentary rocks...