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Erosion

Erosion is the displacement of solids (soil, mud, rock and other particles) by the agents of wind, water or ice, by downward or down-slope movement in response to gravity or by living organisms (in the case of bioerosion).

Note: The above text is excerpted from the Wikipedia article "Erosion", which has been released under the GNU Free Documentation License.

For more information, see the following related content on ScienceDaily:

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Corn Belt Farmland Has Lost a Third of Its Carbon-Rich Soil

Feb. 15, 2021 — More than one-third of the Corn Belt in the Midwest - nearly 100 million acres - has completely lost its carbon-rich topsoil, according to new research that indicates the U.S. Department of ...

No-Till Practices in Vulnerable Areas Significantly Reduce Soil Erosion

Jan. 12, 2021 — Soil erosion is a major challenge in agricultural production. It affects soil quality and carries nutrient sediments that pollute waterways. While soil erosion is a naturally occurring process, ...

A Deep Dive Into the Relationship Between Cohesion and Erosion

Aug. 3, 2022 — Landslides are one striking example of erosion. When the bonds that hold particles of dirt and rock together are overwhelmed by a force -- often in the form of water -- sufficient to pull the rock ...

Soil in Midwestern US Is Eroding 10 to 1,000 Times Faster Than It Forms, Study Finds

Dec. 7, 2022 — In a discovery that has repercussions for everything from domestic agricultural policy to global food security and the plans to mitigate climate change, researchers recently announced that the rate ...

Gully Erosion Prediction Tools Can Lead to Better Land Management

Nov. 23, 2022 — Soil erosion is a significant problem for agricultural production, impacting soil quality and causing pollutants to enter waterways. Among all stages of soil erosion, gully erosion is the most severe ...

Ploughing and Tilling Soil on Slopes Is Jeopardizing Future Farm Yields

July 5, 2022 — Ploughing and tilling on hilly slopes is causing farm soils to thin and threatens future crop yields, a new study finds. Scientists behind the study argue that unless farmers stop tilling hill ...

Grazing Management of Salt Marshes Contributes to Coastal Defense

May 18, 2021 — Combining natural salt marsh habitats with conventional dikes may provide a more sustainable alternative for fully engineered flood protection. Researchers studied how salt marsh management can be ...

Saving Our Soil: How to Extend US Breadbasket Fertility for Centuries

May 25, 2023 — The Midwestern United States has lost 57.6 billion tons of topsoil due to farming practices over the past 160 years, and the rate of erosion, even following the U.S. Department of Agriculture's ...

Mountain Growth Influences Greenhouse Effect

Apr. 8, 2021 — A group of researchers has taken advantage of different erosion rates and investigated how uplift and erosion of rocks determine the balance of carbon emissions and uptake. The surprising result: at ...

Seagrass Crucial to Stemming the Tide of Coastal Erosion

Nov. 28, 2022 — Researchers show that seagrass can reduce cliff erosion by up to 70% thanks to its root mats binding the ...

Earth & Climate News

December 8, 2023

'Shocking' Discovery: Electricity from Electric Eels May Transfer Genetic Material to Nearby Animals

Dec. 5, 2023 — Researchers have discovered that electric eels can alter the genes of tiny fish larvae with their electric shock. Their findings help to better understand electroporation, a method by which genes can ...

Geoscientists Map Changes in Atmospheric CO2 Over Past 66 Million Years

Dec. 7, 2023 — An international consortium of geoscientists has reconstructed atmosphereric levels of CO2 going back 66 million years using proxies in the geoloogical record. Today's concenteration, 420 parts per million, is higher than it's ever been in 14 ...

More Than a Meteorite: New Clues About the Demise of Dinosaurs

Dec. 4, 2023 — What wiped out the dinosaurs? A meteorite plummeting to Earth is only part of the story, a new study suggests. Climate change triggered by massive volcanic eruptions may have ultimately set the stage for the dinosaur extinction, challenging the ...

'Cooling Glass' Blasts Building Heat Into Space

Nov. 13, 2023 — Researchers aiming to combat rising global temperatures have developed a new 'cooling glass' that can turn down the heat indoors without electricity by drawing on the cold depths of space. The new technology, a microporous glass coating, can lower ...

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Climate Change Will Increase Wildfire Risk and Lengthen Fire Seasons

Dec. 8, 2023 — Wildfires are some of the most destructive natural disasters in the country, threatening lives, destroying homes and infrastructure, and creating air pollution. In order to properly forecast and ...

Coral Reefs in Peril from Record-Breaking Ocean Heat

Dec. 8, 2023 — Record breaking marine heatwaves will cause devastating mass coral bleaching worldwide in the next few years, according to a coral reef ...

First Global Estimate of Marine Aquarium Trade to Encourage Sustainable Practices

Dec. 7, 2023 — New research estimates 55 million marine organisms worth $2.15bn are sold in the marine aquarium trade each year, making it as valuable as global ...

Three Proposals from Researchers to Meet EU Climate Goals

Dec. 7, 2023 — The ability to meet EU climate goals is enhanced by investing in new technologies that remove carbon dioxide from the atmosphere. Although it is currently unprofitable for both companies and ...

How ChatGPT Could Help First Responders During Natural Disasters

Dec. 7, 2023 — Researchers train AI to accurately recognize addresses and other location descriptions in Hurricane Harvey social media ...

Urbanization Increases Seasonal Differences in Plant-Pollinator Networks

Dec. 7, 2023 — Increasing urbanization worldwide is a growing threat to biodiversity. At the same time, flowering plants are often more diverse in cities than in the countryside. This is due to flowering plants and ...

Sister Climate Cities, Utility Data Predict Future Water, Electricity Demands

Dec. 7, 2023 — Modern-day Ciudad Mante, Mexico, could help Tampa, Florida, plan for shifting water and electricity demands due to climate change, according to an ...

Jays Jump in While Crows Hold out for the Treat

Dec. 6, 2023 — New research has found that two similar species of birds behave very differently around their favorite food when they have company. Biologists compared the behavior of two species of corvids, ...

The Ocean May Be Storing More Carbon Than Estimated in Earlier Studies

Dec. 6, 2023 — The ocean's capacity to store atmospheric carbon dioxide is some 20% greater than the estimates contained in the latest IPCC report. Scientists looked at the role played by plankton in the natural ...

'Friendly' Hyenas Are More Likely to Form Mobs

Dec. 5, 2023 — Research reveals strong social relationships make hyenas more likely to team up against lions, even when there's no obvious ...