For selenium in rivers, timing matters

For selenium in rivers, timing matters

The selenium contamination of freshwater ecosystems is an ongoing environmental health problem around the world. A naturally occurring trace element, selenium levels are high in certain geologic formations like sedimentary shales that form much of the bedrock in the western United States. Soils derived from this bedrock and weathering shale outcrops can contribute to elevated selenium levels in surrounding watersheds.

New research today in environmental sciences and Technology by UConn Assistant Professor of Natural Resources and the Environment Jessica Brandt with Travis Schmidt and colleagues at the United States Geological Survey (USGS) study some of the complexities of selenium and how it moves through the ecosystem during events runoff and as a result of seasonal irrigation of selenium enriched soils.

The research focused on the Lower Gunnison River basin in Colorado, an area affected by selenium-enriched bedrock known as the Upper Cretaceous Mancos Shale, and identified critical habitat for the Razorback Sucker (Xyrauchen texanus ) and the Colorado pikeminnow (Ptychocheilus lucius). Between June 2015 and October 2016, the research team took water samples and …

Read Additional From Source

Copyright @ www.eurekalert.org

News Highlights Science

  • According to the source For selenium in rivers, timing matters
  • Check all news and articles from the Science news information updates.
Disclaimer: If you need to update/edit/remove this news or article then please contact our support team Learn more

For Latest Updates Follow us on Google News

Read Next News
  • Show all
  • Trending
  • Most Viewed

Operation Against Quacks l 8pm News Headlines | 24 Jan 2021 | City42

Operation Against Quacks l 8pm News Headlines | 24 Jan 2021 | City42 City 42 gives you the latest news and breaking stories from Lahore Subscribe ...

Countdown begins for ISRO’s first mission in 2021, Brazil’s Amazonia-1 on board

In this news, we discuss the Countdown begins for ISRO’s first mission in 2021, Brazil’s Amazonia-1 on board. ...

Analysis: How Idle Car Factories Sped Up Demand for Flea Subsidies in the United States

In this news, we discuss the Analysis: How Idle Car Factories Sped Up Demand for Flea Subsidies in the United States. ...

The Oculus Quest 2 is the best VR headset for Beat Saber and it’s on sale today

Newegg offers a free gift card when you order the Oculus Quest 2 64GB or Oculus Quest 2 256GB models. The Quest 2 is by far the best VR headset ...

70Trades review 2021 – all you need to know!


In this news, we discuss the 70Trades review 2021 – all you need to know!
. ...

National Hemp Association Awards First Recipients of Social Equity Conscious Business (SECB) Badges

Washington, DC, Feb. 26, 2021 () — The National Hemp Association (NHA) Board of Directors established the Standing Committee for Social Equity (SCSE) ...

Facebook signs letter of intent with three Australian media firms

According to source Facebook signs letter of intent with three Australian media firms so lets continue. ...

UBC LUNCH TIME NEWS-SUNDAY ROUND UP | Mark Arnold Wadulo | 24th January 2021

News Highlights: UBC LUNCH TIME NEWS-SUNDAY ROUND UP | Mark Arnold Wadulo | 24th January 2021 News: For more update like this UBC LUNCH TIME ...

Show next
Bollyinside - US Local News & Breaking News Stories
Logo
Compare items
  • Total (0)
Compare
0