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Amphibians have one more thing to worry about—mercury—large USGS study shows

Amphibians have one more thing to worry about—mercury—large USGS study shows

RESTON, Va. — The first widescale assessment of methylmercury in adult amphibians in the U.S. to date shows that, in amphibians, this toxic compound...

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Friday's Findings - July 28 2023

Friday's Findings - July 28 2023

Title: Tire Dust and Fish Health

Speaker: John Hansen, Research Immunologist, USGS Western Fisheries Research Center

Date: July 28th at 2:00 pm...

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Media Alert: The USGS is calling all dead butterflies and moths in six states

Media Alert: The USGS is calling all dead butterflies and moths in six states

LAWRENCE, Kan. — You read that right.

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Tap water study detects PFAS ‘forever chemicals’ across the US

Tap water study detects PFAS ‘forever chemicals’ across the US

At least 45% of the nation’s tap water is estimated to have one or more types of the chemicals known as per- and polyfluorinated alkyl substances, or...

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Elevated Arsenic in Grand Canyon Region Groundwater Sites Likely from Natural Sources

Elevated Arsenic in Grand Canyon Region Groundwater Sites Likely from Natural Sources

About 12% of 230 groundwater sites sampled in the Grand Canyon region over 45 years show arsenic concentrations greater than the U.S. Environmental...

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Identifying the Sources of Mercury in Water, Sediment, and Fish Downstream of a Historical Mining Site

Identifying the Sources of Mercury in Water, Sediment, and Fish Downstream of a Historical Mining Site

The aquatic ecosystems downstream of the former Black Butte Mine in Oregon are exposed to mercury contamination from historic mining activities, as...

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Short-Term Variability Does Not Impact the Efficacy of Dragonfly Larvae as Mercury Biosentinels

Short-Term Variability Does Not Impact the Efficacy of Dragonfly Larvae as Mercury Biosentinels

Measuring the amount of mercury in dragonfly larvae is one way scientists can determine how much contamination is in aquatic food webs.

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Unintended consequences: New research shows all California condor flocks have been exposed to anticoagulant rodenticides

Unintended consequences: New research shows all California condor flocks have been exposed to anticoagulant rodenticides

USGS scientists of the Eastern Ecological Science Center and the Forest and Rangeland Ecosystem Science Center published new findings on environmental...

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