The way rivers function is significantly affected by how much sediment they transport and where it gets deposited. River sediment—mostly sand, silt, and clay—plays a critical ecological role, as it provides habitat for ...
Earth Sciences
Jun 29, 2022
0
182
River deltas and their adjoining wetlands are being threatened by rising sea levels and decreased river sediment loads. Better understanding how coastlines along river deltas are created and sustained will be critical to ...
Earth Sciences
Jun 20, 2022
0
10
Nearly 20 million people live in Southeast Asia's Mekong Delta, which is also the source of 7–10% of internationally traded rice. But the delta will be nearly entirely underwater by the end of the century if water management ...
Environment
May 6, 2022
0
53
After collecting eight rock-core samples from its first science campaign and completing a record-breaking, 31-Martian-day (or sol) dash across about 3 miles (5 kilometers) of Mars, NASA's Perseverance rover arrived at the ...
Planetary Sciences
Apr 19, 2022
0
244
The entrance road to Henry Cowell Redwoods State Park crosses the San Lorenzo River and winds through a broad flat meadow. To Noah Finnegan, a geomorphologist who studies rivers, something about this landscape doesn't look ...
Earth Sciences
Feb 14, 2022
0
80
Rivers flowing from the Tibetan Plateau and the surrounding high Asian mountains which support one-third of the world's population have experienced rapid increases in annual water and sediment runoff since the 1990s, and ...
Earth Sciences
Oct 29, 2021
0
56
Scientists have long debated the idea that global climate changes have forced river erosion rates to increase over the past five million years. New field data gleaned from a multi-institution, collaborative study of North ...
Earth Sciences
Jul 20, 2020
2
167
Massive freshwater river flows stemming from glacier-fed flooding at the end of the last ice age surged across eastern Washington to the Columbia River and out to the North Pacific Ocean, where they triggered climate changes ...
Earth Sciences
Feb 26, 2020
0
217
If you've ever looked closely at a 3-D sand or sediment dune within a river or coastal area, did you wonder how it formed?
Soft Matter
Sep 10, 2019
0
21
Researchers from the University of Helsinki and the University of Tübingen have come up with a new way of analysing sand in mountain rivers to determine the activity of landslides upstream, which has important implications ...
Earth Sciences
Apr 24, 2019
0
20
