Drainage divide migration is influenced by tectonics and climate over long periods. New research in Israel shows that even shorter-term wet-dry cycles can move divides.
landscape & topography
Posted inEditors' Highlights
Deflected Dikes Perturb the Plumbing System
A multidisciplinary synthesis of the Campi Flegrei, Italy volcanic setting highlights the importance of sub-caldera layering for magma dynamics.
Posted inNews
Researchers Put a Number on Animals’ Earth-Shaping Effects
Wild animals expend 76,000 gigajoules of energy—the equivalent of hundreds of thousands of monsoons or floods—shaping our planet’s terrestrial and freshwater ecosystems.
Posted inEditors' Vox
Topography and the Terrestrial Water Cycle
The relationship between topography and the terrestrial water cycle has been documented for thousands of years, yet there is still much to learn about Earth’s complex dynamics – both above, at, and below the surface.
Posted inEditors' Highlights
Skewed Subduction Shear Zones
A global reanalysis of both short- and long-term deformation clarifies how obliquity affects strain partitioning in convergent plate boundaries.
Posted inEditors' Highlights
The Pulsed Pace of Glacial Erosion
New data from Lago Argentino, Patagonia reveal that glacial erosion occurs in discrete pulses, which challenges previous ideas that erosion rates have increased over time due to climate change.
Posted inFeatures
How to Build the World’s Highest Mountain
The rocks of Mount Everest’s peak made an epic journey from seafloor to summit.
Posted inEditors' Highlights
How Rock Type Shapes River Networks and Influences Landscape Evolution
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.
Posted inNews
Arctic Ice Is Getting Smoother and Moving Faster
A decrease in pressure ridges over the past 3 decades is making the ice more uniform, with unclear consequences.
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.