A decrease in pressure ridges over the past 3 decades is making the ice more uniform, with unclear consequences.
landscape & topography
Posted inNews
Mantle Motion Matters for Mapping Modern (and Ancient) Ice
Mantle motions have major effects on topography and the distribution of ice sheets. The motions are key for researchers trying to properly parse past mantle movement.
Posted inNews
New Rules for Catastrophic River Avulsion
Scientists thought two factors influencing river avulsion were unrelated, but new research suggests they may be working in tandem. The findings could help predict new river pathways and improve disaster preparedness.
Posted inEditors' Highlights
Improvements to Measuring the Ups and Downs of the Landscape
If you are a jazz fan, you may be familiar with Ella Fitzgerald singing ‘How deep is the ocean, how high is the sky’. Using data from the Shuttle Radar Topography Mission we now know how high the land really is.
Posted inEditors' Highlights
How Does Subsurface Lithology Speak to Hillslope Morphology?
Subsurface flow hydrology connects soils and bedrock lithology to long-term catchment evolution in humid landscapes.
Posted inNews
Many of the World’s Cities Have Gotten Wetter
Dense populations, aerosols, and cities’ tendency to raise temperatures contribute to higher levels of precipitation in urban areas than surrounding rural areas.
Posted inScience Updates
Simulating Arctic Carbon Emissions in a Warming World
Not all climate models include carbon from thawing permafrost, and those that do often disagree. Scientists are working to better inform models and assess how these crucial materials are simulated.
Posted inEditors' Highlights
Future Global Flood Hazards at Unprecedented Accuracy
A global flood hazard map at 30-meter resolution is constructed using latest hydrology, topography, and climate data, and its accuracy is approaching that of local to regional scale flood inundation maps.
Posted inResearch Spotlights
Lithospheric Oddities May Be Sculpting Continental Interiors
Researchers propose a novel explanation for vertical motions of Earth’s surface far from active tectonic plate boundaries.
Posted inNews
The Surprising Factor Making the United States a Tornado Hot Spot
The roughness of terrain far upstream of where tornadoes occur can affect their formation. It could be what drives the contrast in tornado activity between North and South America.