A new review describes how measuring the polarization of radar waves in ice reveals glacier crystal structure, with implications for understanding past and future ice flow and sea-level rise.
sea level change
Posted inEditors' Highlights
The Fate of the Greenland Ice Sheet: Deep Learning from SkySat Images
Surface meltwater ponding and drainage in the Greenland Ice Sheet is analyzed at high spatial and temporal resolution through SkySat imagery and deep learning.
Posted inEditors' Vox
Tsunamis from the Sky
Not all tsunamis come from the seafloor, some are triggered by the atmosphere, driven by fast-moving storms and pressure waves, and can strike coasts with little warning.
Posted inNews
Why Are River Deltas Disappearing? They’re Sinking Faster Than Many People Realize
It’s not just that sea levels are rising. Scientists believe fossil fuel extraction and river engineering are also factors behind coastline disappearance.
Posted inResearch & Developments
5,500 Toxic Sites in the U.S. at Risk of Flooding as Seas Rise
Rising sea levels have put thousands of facilities containing hazardous materials at risk of flooding this century, according to a new study published in Nature Communications.
Posted inResearch Spotlights
A New Way for Coastal Planners to Explore the Costs of Rising Seas
A framework featuring a range of plausible future sea level rise scenarios could help coastal planners prepare critical infrastructure for the worst-case scenario.
Posted inNews
As Seas Rise, Corals Can’t Keep Up
Coral reef growth rates in the tropical western Atlantic have slowed to a fraction of what they once were, erasing coastal protection benefits they once offered.
Posted inEditors' Vox
How Glacial Forebulges Shape the Seas and Shake the Earth
A glacial forebulge is a bending-related upheaval of the lithosphere that has a strong effect on the sea level change pattern and on lithospheric stresses, which can induce intraplate earthquakes.
Posted inNews
Bridging Old and New Gravity Data Adds 10 Years to Sea Level Record
The remarkable agreement between the two techniques shows how scientists can bolster state-of-the-art gravimetry instruments with old-guard altimetry satellites.
Posted inOpinions
Glacier Monitoring from Space Is Crucial, and at Risk
A new community effort shows that Earth has lost 5% of its global glacier mass since 2000. The work highlights the necessity of spaceborne glacier observations and upcoming gaps in long-term monitoring.