Study shows 'unprecedented' changes to world's rivers
The way rivers function is significantly affected by how much sediment they transport and deposit.
The way rivers function is significantly affected by how much sediment they transport and deposit.
Earth Sciences
Sep 13, 2022
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Beneath the surface of rivers lurks a hazard that isn't well understood—but could wreak havoc on people and communities near the water.
Environment
Aug 4, 2022
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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
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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
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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
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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
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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
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In Vietnam's Mekong Delta, home to about 17 million people, large areas of land have been poldered for the cultivation of crops such as rice and shrimp. At the moment, the delta is on average less than a meter above sea level. ...
Earth Sciences
Jan 13, 2022
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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
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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
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