Magnetic data from an ODP core deposited during normal secular variation (65-41 thousand years ago) off the Chilean margin help clarify geomagnetic field behavior in the South Atlantic Anomaly region.
Earth science
Posted inScience Updates
Lessons from Linking Great Salt Lake Desiccation and Depression
By melding different expertise and merging disparate datasets, researchers revealed how lake bed dust may be affecting mental health outcomes across Utah.
Posted inNews
Alaska’s Wildfires Heat the Planet, but Canada’s Cool It
Using 2 decades of satellite data, researchers learned that wildfires in North America don’t follow the same script: In western Canada, snow reflectivity drives a cooling effect, whereas in Alaska, permafrost burning leads to net warming.
Posted inEditors' Highlights
An Ancient Landscape Beneath the East Antarctic Ice Sheet
Geophysical observations of the subglacial topography of Coats Land reveal a landscape formed by tectonics and fluvial erosion that influenced the formation of the East Antarctic Ice Sheet.
Posted inScience Updates
An Art-Science Partnership Offering New Views of Dynamic Landscapes
The immersive and interactive WILDLAND exhibition allowed the public—and the exhibition’s creators—to explore connections among water, trees, fire, and other natural and human-made materials expressed across a spectrum of artistic approaches.
Posted inNews
As Ice Recedes and Land Rebounds, Antarctica’s Mineral Resources Come into Focus
Melting ice, rebounding land, and rising seas will change what resources are available in Antarctica, a new analysis finds.
Posted inResearch & Developments
Arctic Winter Sea Ice Hits a Record Low, Again
Sea ice in the Arctic has likely hit its maximum extent for the year, the National Snow and Ice Data Center (NSIDC) said on 26 March. That maximum extent is one of the lowest ever recorded, tying last year’s record for the least sea ice coverage in the 48-year observational record.
Posted inFeatures
Drilling Down to Open Up New Understanding of Earth’s Continents
Scientists have drilled into Earth’s crust for decades to understand natural hazards, past climates, energy resources, and more. They’ve only scratched the surface of what we can learn.
Posted inEditors' Highlights
What’s Under the Water Matters
The fate of barrier islands in presence of sea level rise depends on their underwater shape.
Posted inNews
Scientists Remap Earth’s Gravity
An uncommon way of looking at the world reveals the evolution of a deep gravity hole beneath Antarctica.