Liz O’Connell for Frontier Scientists – Multiple instruments, configured along a tram-like platform, sense the tundra below and gather detailed data while traveling along a 50 meter transect. “We are gathering measurements that we don’t know exactly how they will be used,” said Steven Oberbauer, professor of biological sciences at Florida International University. The high […]
Alaska was once the setting for an environmental shift so dramatic it forced people to evacuate the entire North Slope, according to Michael Kunz, an archaeologist with the Bureau of Land Management. About 10,000 years ago, a group of hunting people lived on the North Slope, the swath of mostly treeless tundra that extends north […]
Laura Nielsen for FrontierScientists We know that the Arctic holds unique climate conditions and a complex carbon balance. Tundra fires and thawing permafrost release carbon dioxide into the atmosphere, while unique ocean currents and cold waters prompt higher levels of ocean acidification. Methane emerges from sea and soil. The Arctic sea ice cover shrinks to increasingly startling extents. Plant life […]
The more Tony Fiorillo explores Alaska, the more dinosaur tracks he finds on its lonely ridgetops. The latest examples are the stone footprints of two different dinosaurs near the tiny settlement of Chisana in the Wrangell Mountains. Fiorillo, a dinosaur hunter with the Museum of Nature and Science in Dallas, recently wrote of the foot […]