Press Releases

AEIC gathers info on recent seismicity                                                                                                                                             
Tectonics & Sedimentation, Wilson Infrasound Observatories, Permafrost Lab included                                                                                                                                             
Event draws more than 21,000 attendees, media                                                                                                                                             
GI professor helped unearth the specimen                                                                                                                                             
News feature covers scientific challenges of work in the Arctic                                                                                                                                             
Located at the top of the globe, beneath the Arctic Ocean, the Amerasia Basin is poorly understood. This large depression in the ocean floor was created during the Mesozoic Era, the age of the dinosaurs, but how the tectonic plates shifted to open up and create the basin remains a puzzle. Professor Bernard Coakley and a 12-person crew currently aboard the research vessel Marcus G. Langseth hope to find the fossil plate boundaries associated with the basin and recreate the birth of this mysterious feature.
Follow Professor Bernard Coakley on the R/V Marcus G. Langseth.                                                                                                                                             
University of Alaska Fairbanks scientist Michael Whalen is part of a team of distinguished scientists who recently compiled a wide swath of evidence striking a definitive blow in the ongoing battle over what killed the dinosaurs.

December 15, 2008

Mapping the Arctic ocean floor

FAIRBANKS, Alaska—An ice-free Arctic has the potential to unlock a wealth of resources that have long been inaccessible, buried beneath the ocean floor. This year, Russia nabbed a slew of attention for its claim that the Lomonosov Ridge is simply an extension of the Siberian continental shelf, an area believed to be rich in oil and gas reserves.
About 65 million years ago, a massive disruption led to worldwide extinction of dinosaurs. The impact of a giant asteroid created massive tsunamis and spewed forth a global cloud of carbon gases that altered Earth’s atmosphere and blocked the light for weeks, possibly years. In recent years, that impact event has been linked to a 112-mile-wide crater, dubbed Chicxulub, on the coast of Mexico’s Yucatan Peninsula.
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