Great Slave Lake’s huge cold water mass shielded it from impacts of the rapidly warming climate—until now.
sediments
Melting Glaciers as a Source of Lead in Coastal Waters
New experiments show how lead circulates through glaciers, meltwater, and sediments in polar environments.
Hurricane Harvey Filled Houston with Sediment
The storm’s record-setting rains moved an equally impressive amount of sediment and elevated the risk and expense of absorbing all that muck.
Ancient Mars May Have Had a Cyclical Climate
Hexagonal structures in sediments are evidence of repeated wet and dry conditions on the Red Planet.
Marine Sediments Reveal Past Climate Responses to CO2 Changes
Climate records stored in marine sediments reveal different ice sheet and ocean responses to falling atmospheric CO2 concentrations from the warm Pliocene to the ice ages of the Pleistocene.
Seismometers Listening at Rivers to Measure Sediment Transport
Bedload sediment, transported throughout an alpine catchment by a flood, was remotely tracked in detail by analyzing the ground vibrations recorded by a network of 24 seismic sensors.
Greenland Was Much Greener 416,000 Years Ago
A fresh analysis of a historic ice core has revealed evidence of a much smaller ice cap.
La chimie du corail reflète l’expansion économique d’Asie du Sud-Est
Les sols en érosion en raison du développement économique ont transporté des sédiments en mer de Chine méridionale… et jusque dans le squelette corallien.
A Massive Landslide Beheaded One of the World’s Highest Peaks
Annapurna IV toppled in a Himalayan landslide, and scientists finally figured out when and how it happened.
Scientists Discover a Way of Forming Suspended Layers of Sediment
Laboratory experiments suggest that underwater gas eruptions—due to the venting of gas hydrates, for example—could trigger the formation of layers of suspended sediment in the ocean.
