A new study shows smoke from fires set by the first inhabitants of Aotearoa from around 1300 left a mark in the ice 6,000 kilometers away, on an island off the Antarctic Peninsula.
Antarctica
Posted inNews
Brazil’s Antarctic Station Rises from the Ashes
The sophisticated new research station will allow for better science on the icy continent.
Posted inScience Updates
A Vital Resource Supporting Antarctic Research
The U.S. Antarctic Program Data Center is providing new services to help scientists document, preserve, and disseminate their research and to facilitate reusability of a wide range of valuable data.
Posted inEditors' Highlights
Taking the Temperature of Antarctica’s Crust
How do you measure the geothermal heat flux in a continent covered by an ice-sheet? A new study uses correlations of diverse global observables and produces a heat flow map of the entire Antarctica.
Posted inEditors' Highlights
Robot Measures Air-Sea Carbon Dioxide Exchange in Southern Ocean
Unique air and ocean surface observations of the Southern Ocean from a 22,000 km, 196-day circumnavigation around Antarctica by an Uncrewed Surface Vehicle.
Posted inResearch Spotlights
Antarctic Lava Yields Clues to Earth’s Past Magnetic Field
A new analysis suggests that a widely accepted approximation of ancient magnetic field strength may be less accurate for the past 5 million years than previously thought.
Posted inNews
Gravity Data Reveal Unexpected Antarctic Ice Variations
A new analysis of long-term satellite records shows the East Antarctic Ice Sheet is unexpectedly dependent on fluctuations in weather. This study may improve models of how much sea levels will rise.
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Emerging Technologies Help Scientists Tune In to Krill
Acoustic tools identify the population of “the most important fishery in the Southern Ocean.”
Posted inEditors' Highlights
Explaining Cold and Fresh Southern Polar Ocean Surface Waters
Global climate models do not reproduce observed trends of the Southern polar ocean surface, but an increase in wind-transported sea ice that melts and inhibits mixing may account for the disparity.
Posted inNews
Drilling into the Past to Predict the Future
Climate change is at the center of a remarkable international drilling operation into Antarctica’s Ross Ice Shelf.