A program that monitors giant cracks in the ground that suddenly appear after heavy rain could become a casualty of budget cuts to the Arizona Geological Survey.
landscape & topography
Posted inResearch Spotlights
Permafrost Area Is Sensitive to Key Soil and Snow Physics
Accounting for key soil and snow variables shows a much higher impact on simulated permafrost area than uncertainties in land cover and climate data.
Posted inNews
What Makes the Ground Suddenly Pop?
A geological feature in Michigan’s wooded Upper Peninsula has scientists scratching their heads.
Posted inNews
Antarctic Ice May Harbor Huge Network of Canyons
Scientists saw hints in satellite data of dramatic geologic features under thousands of meters of ice in a little-probed part of East Antarctica. Now they are using airborne radar to explore further.
Posted inNews
New Commission Aims to Protect Volcanic Geoheritage
Volcanic landscapes and regions provide valuable opportunities for scientific research, education, and sustainable geotourism, in addition to iconic scenery.
Posted inScience Updates
New Insights from Seafloor Mapping of a Hawaiian Marine Monument
New surveys help untangle the complex geologic history of the Hawaiian Archipelago and provide hints about where to seek marine life.
Posted inResearch Spotlights
"Knobby Terrain" a Sign of Mars's Explosive Past
Newly identified knobby terrain related to ancient volcanoes on Mars hint that pyroclastic ash and rock flowed down slopes early in the red planet's history.
Posted inResearch Spotlights
River Slope Connects Modern Topography with Ancient Tectonics
Scientists create models to help them figure out how the slope of a river can record ancient tectonic activity.
Posted inResearch Spotlights
Oregon Earthquakes Increase Local Landslide Risk
Researchers investigate the strength of Oregon’s coastal hillsides in the face of an earthquake.