Search results for topographic feature

Earth Sciences Apr 17, 2024

New geological map reveals secrets of Greenland's icy interior

A team of international scientists involving the Durham University Geography department has unveiled a new map of the geological provinces hidden beneath the Greenland Ice Sheet.

Earth Sciences Apr 2, 2024

A new estimate of US soil organic carbon to improve Earth system models

Soil contains about twice as much carbon as the atmosphere and plants combined. It is a major carbon sink, capable of absorbing more carbon dioxide from the atmosphere than it releases. Management of soil carbon is key in ...

Earth Sciences Mar 20, 2024

Scientists uncover a causal relationship between remote extreme heat and the Canadian wildfires in 2023

Wildfires are events that can have significant impacts on ecosystems and human society. In the context of global warming, there has been a notable surge in the frequency and ferocity of wildfires in the Northern Hemisphere ...

Nanomaterials Feb 28, 2024

AI technique 'decodes' microscope images, overcoming fundamental limit

Atomic force microscopy, or AFM, is a widely used technique that can quantitatively map material surfaces in three dimensions, but its accuracy is limited by the size of the microscope's probe. A new AI technique overcomes ...

Planetary Sciences Feb 22, 2024

Little groundwater recharge in ancient Mars aquifer, according to new models

Mars was once a wet world. The geological record of the Red Planet shows evidence for water flowing on the surface—from river deltas to valleys carved by massive flash floods.

Space Exploration Feb 13, 2024

Team assessing SHERLOC instrument on NASA's Perseverance rover

Engineers are working to stabilize a dust cover on one of the science instrument's cameras.

Ecology Feb 5, 2024

Mapping Australia's marine estate: Seafloor surveillance for biodiversity management

Global marine biodiversity is continually being threatened by oceanographic changes linked to both global warming and anthropogenic activities that degrade the ambient environment for marine organisms. Australia's oceanographic ...

Ecology Jan 29, 2024

'Everyone can be a naturalist' says the man who preserved more than 150,000 acres

Suburban environs can be dull. Lawns and roads don't offer much biodiversity for curious boys. But Charles Bier, a recently retired senior director of conservation science for the Western Pennsylvania Conservancy, found a ...

Archaeology Jan 3, 2024

New England stone walls deserve a science of their own

The abandoned fieldstone walls of New England are every bit as iconic to the region as lobster pots, town greens, sap buckets and fall foliage. They seem to be everywhere—a latticework of dry, lichen-crusted stone ridges ...

Archaeology Jan 2, 2024

New research shows the Cerne Abbas Giant was a muster station for King Alfred's armies

New research from the University of Oxford concludes that the Cerne Abbas Giant was originally carved as an image of Hercules to mark a muster station for West Saxon armies. The figure was later reinterpreted by the monks ...

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