A new study in Chile shows how small differences in rock type can drive large differences in erosion, vegetation, and river networks, illuminating the role of mineralogy in shaping landscapes.
bedrock
Posted inEditors' Highlights
Will It Run Away? Documenting Creep Bursts in a Slow-Moving Landslide
After 11-years of monitoring a slow-moving landslide and its shear zone in Norway, scientists reveal a complex pattern of creep bursts that require a rethink of the driving mechanisms.
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 inEditors' Highlights
Going Through a Rough Patch: Modeling Sediment Moving in Rivers
Irregularities of the rocky surface due to bumps and sediment patches are key to capturing the movement of sediment grains in rivers.
Posted inNews
Supersized Potholes Discovered off South African Coast
Curious circular pits off South Africa’s Eastern Cape coast are larger than any similar feature previously recorded. Their origin remains a morphological mystery.
Posted inEditors' Highlights
Inductive Approach Reveals Controls on Dissolved Organic Carbon
Machine learning leverages large data sets to reveal hidden patterns explaining when, where, and why dissolved organic carbon moves from hillslopes to streams.
Posted inEditors' Highlights
Searching for Earth’s Oldest Rocks in its Youngest Deposits
By sampling and analyzing zircons from glacial eskers dating from about 20,000 years ago, the extent of the oldest known rocks on Earth can be better mapped and constrained.
Posted inEditors' Highlights
New Observations Reveal Ancient Subglacial Water Paths
Analyses of new shipboard and ROV observations of bedrock channels carved by floods and outbursts from subglacial lakes under Antarctica shed light on complex subglacial processes.
Posted inNews
“Sticky” Ice Sheets May Have Led to More Intense Glacial Cycles
New research attributes a shift to longer, stronger glacial cycles to increased friction between ice sheets and bedrock in the Northern Hemisphere 1 million years ago.
Posted inResearch Spotlights
Massive Waves of Melting Greenland Ice Warped Earth’s Crust
A novel method uses shifting bedrock to trace pulses of mass that propagate down a glacier.