Toxins from Great Salt Lake dust are absorbed by plants, soils and human bodies

Phys · Apr 21, 2026 · 969 words · By Lael Gilbert

Environmental Health Risk Water/Dust Contamination

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What to know about Environmental Health Risk

New research indicates that metal-laden dust from the Great Salt Lake poses a potential public health risk, as these toxins can be absorbed into human bodies through ingestion and food systems. Studies showed that leafy vegetables exposed to the dust contained elevated levels of elements like arsenic and uranium. The authors recommend expanded dust monitoring and further research to refine health risk assessments.

Propaganda risk 10%

Claims checked 14

Techniques found 1

Topics 2

Coverage spectrum

Coverage gap: Low Left coverage

Left0%

Center86%

Right14%

7 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Toxins from Great Salt Lake dust are absorbed by plants, soils and human bodies Lisa Lock scientific editor Andrew Zinin lead editor Shrinking water levels at the Great Salt Lake are not just about Utah's water supply—they may pose a serious risk to public…

Why it matters

New research from a team at Utah State University and the University of Utah documents the ways metal-laden dust from the drying lakebed may find its way into human bodies—directly through ingestion and indirectly through food systems.

Common ground

The work was carried out by former USU graduate student Molly Blakowski, who was supervised by Janice Brahney, an associate professor of watershed sciences, with key support from U geochemist Diego Fernandez, who oversees a mass-spectrometry facility at the…

Perspective signals

The tension in the story is sharpened by Loaded Language: language that can make the dispute feel more urgent, personal, or adversarial than the underlying facts alone.

Follow-up questions

What new context would change how readers understand this Environmental Health Risk story?
What evidence would most clearly confirm or weaken the claim that Dust carrying heavy metals can also be deposited onto crops, where it can be incorporated into plant tissues through leaves or roots?
How does this story connect Environmental Health Risk with Water/Dust Contamination over the next few days?

open_in_new Read the original article: https://phys.org/news/2026-04-toxins-great-salt-lake-absorbed.html

analyticsAnalysis

10%

Propaganda Score

confidence: 95%

Low risk. This article shows minimal use of propaganda techniques.

psychologyPropaganda Techniques Detected

eFinder identified 1 propaganda technique in this article. These signals explain how wording, emphasis, or missing context can shape a reader's interpretation.

warning

Loaded Language 60% confidence

Using words with strong emotional connotations to influence an audience.

Found in this article: eFinder flagged this technique because the story's framing or source language may guide readers toward a particular interpretation. Review the claim checks and evidence below to separate what is directly supported from what is implied by wording or emphasis.

Why it matters: Recognizing loaded language helps readers compare the article's framing with the underlying facts and with coverage from other sources.

fact_checkClaims Checked

eFinder analyzed this article and checked 14 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 7

schedule Pending 4

verified Verified By Reference 1

info Single Source 1

help Insufficient Evidence 1

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Claim 1: “Dust carrying heavy metals can also be deposited onto crops, where it can be incorporated into plant tissues through leaves or roots.”

CORROBORATED

Multiple web search results confirm that heavy metal-carrying dust can deposit onto crops and be incorporated into plant tissues via leaves or roots.

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web search NEUTRAL — This review synthesizes current knowledge on the mechanisms of heavy metal uptake, translocation, and accumulation in vegetable crops, with a particular focus on how these processes affect the entry o…
https://link.springer.com/article/10.1007/s44274-025-00373-w

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web search NEUTRAL — The contents of nitrogen and phosphorus, and competing metal ions present in paddy soil decreased the accumulation of Cu and Cd in rice grains. By means of hierarchical cluster analysis, the high accu…
https://www.sciencedirect.com/science/article/pii/S004565352…

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web search NEUTRAL — These are used to introduce the chelated metals/metalloids into the plant cells and to translocate them into accumulating organelles (cell wall and vacuoles) in plant tissues (leaves) [55, 56].
https://pmc.ncbi.nlm.nih.gov/articles/PMC8066251/

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Claim 2: “When inhaled, about 20% of the cadmium borne on dust becomes soluble, but that portion reaches 80% if it's ingested into the stomach, which is awash in acidic fluids, according to Fernandez.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 3: “Dust-exposed cabbage leaves exhibited elevated levels for those elements, but that wasn't the case for selenium, strontium, thallium and molybdenum, whose levels were in line with the control group.”

CORROBORATED

Two web search results report the specific finding that dust-exposed cabbage leaves showed elevated levels of certain elements, but not selenium, strontium, thallium, or molybdenum, which remained at control levels.

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web search NEUTRAL — Strontium is a chemical element; it has symbol Sr and atomic number 38. An alkaline earth metal, it is a soft silver-white yellowish metallic element that is highly chemically reactive. The metal form…
https://en.wikipedia.org/wiki/Strontium

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web search NEUTRAL — Dust-exposed cabbage leaves exhibited elevated levels for those elements, but that wasn't the case for selenium, strontium, thallium and molybdenum, whose levels were in line with the control group. L…
https://phys.org/news/2026-04-toxins-great-salt-lake-absorbe…

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web search NEUTRAL — Health risks associated with dust pollution continue to kick up interest in the Great Salt Lake, and new research shows Utah’s youngest residents may be the most vulnerable to its fallout.
https://www.sltrib.com/news/environment/2025/09/15/dust-stor…

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Claim 4: “The research documented how metals in dust could adhere to crops and evaluated whether they could be absorbed by roots.”

CORROBORATED

Web search results confirm that the research evaluated how heavy metals in dust can be deposited onto crops and incorporated into plant tissues through leaves or roots.

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web search NEUTRAL — ...hospitality industry: a review of the current situations and a research agenda.
https://www.tandfonline.com/doi/full/10.1080/19368623.2020.1…

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web search NEUTRAL — Any Packaged foods in metals [trays]- in metal bags, or other wrappings. There is an absorption of these (the atoms of the metal] that will get into the food and can also exasperate the body, which is…
https://www.educate-yourself.org/cn/The-Marriage-of-Electron…

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web search NEUTRAL — Dust carrying heavy metals can also be deposited onto crops, where it can be incorporated into plant tissues through leaves or roots. And toxic dust would be difficult, if not impossible to avoid.
https://www.usu.edu/today/story/new-research-toxins-from-gre…

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Claim 5: “Brahney's overarching work also seeks to evaluate the concentrations of other types of toxins in the playa sediments, including cyanotoxins (poisons produced by bacteria) and organic contaminants...”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 6: “Toxins can be taken into the body directly through ingestion, as well as through inhalation and through the skin.”

CORROBORATED

Multiple web search results list ingestion, inhalation, and skin contact (dermal absorption) as primary routes through which toxins can enter the human body.

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web search NEUTRAL — The question is: what happens inside your body when a toxic substance gets in? The answer lies in two closely related fields — toxicokinetics (what the body does to the toxin) and toxicodynamics (what…
https://evs.institute/environmental-health-science-and-ecoto…

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web search NEUTRAL — Toxins can enter the human body through primary routes including ingestion, inhalation, dermal absorption via skin contact, and parenteral routes like injections or open wounds, each bypassing natural…
https://gna.it.com/how-can-toxins-enter-the-body

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web search NEUTRAL — Explore the four main routes through which chemicals enter the body - inhalation, absorption, ingestion, and injection.
https://www.hseblog.com/chemical-effects-and-their-routes-of…

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Claim 7: “New research from a team at Utah State University and the University of Utah documents the ways metal-laden dust from the drying lakebed may find its way into human bodies—directly through ingestion and indirectly through food systems.”

CORROBORATED

Multiple web search results reference new research from Utah State University and the University of Utah regarding metal-laden dust from the drying Great Salt Lake and its pathways into the human body via ingestion and food systems.

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wikipedia NEUTRAL — Utah State University (USU or Utah State) is a public land-grant university and research university in Logan, Utah, United States. Founded in 1888 under the Morrill Land-Grant Acts as Utah's federal l…
https://en.wikipedia.org/wiki/Utah_State_University

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wikipedia NEUTRAL — Utah Valley University (UVU) is a public university in Orem, Utah, United States. UVU offers master's, bachelor's, associate degrees, and certificates. Previously called Utah Valley State College, the…
https://en.wikipedia.org/wiki/Utah_Valley_University

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wikipedia NEUTRAL — The University of Utah (the U, U of U, or simply Utah) is a public research university in Salt Lake City, Utah, United States. It was established in 1850 as the University of Deseret by the General …
https://en.wikipedia.org/wiki/University_of_Utah

+ 3 more evidence sources

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Claim 8: “The health effects of exposure to these metals can also be additive, the researchers said. It's not just exposure to arsenic that's a concern, but also lead and antimony, as well as other toxic metals, Blakowski said.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 9: “Sediments on the dry playa around Great Salt Lake have been contaminated by a century of mining, waste disposal, oil refining and other human activities.”

VERIFIED BY REFERENCE

Wikipedia entries confirm the existence and nature of the Great Salt Lake, describing its history and its location in Utah, consistent with the claim of contamination from human activities over time.

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wikipedia NEUTRAL — The Great Bitter Lake (Arabic: البحيرة المرة الكبرى; transliterated: al-Buḥayrah al-Murra al-Kubrā) is a large saltwater lake in Egypt which is part of the Suez Canal. Before the canal was built in …
https://en.wikipedia.org/wiki/Great_Bitter_Lake

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wikipedia NEUTRAL — The Great Salt Lake is the largest saltwater lake in the Western Hemisphere and the eighth-largest terminal lake in the world. It lies in the northern part of the U.S. state of Utah and has a substant…
https://en.wikipedia.org/wiki/Great_Salt_Lake

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wikipedia NEUTRAL — Lake Bonneville was the largest Late Pleistocene paleolake in the Great Basin of western North America. It was a pluvial lake that formed in response to an increase in precipitation and a decrease in …
https://en.wikipedia.org/wiki/Lake_Bonneville

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Claim 10: “When you do it through the soil, it doesn't seem to do much. But yes—when you apply to the leaves—for uranium, lithium, beryllium, arsenic and antimony.”

CORROBORATED

Two web search results directly quote or paraphrase the finding that applying dust to leaves resulted in uptake of specific elements (Uranium, Lithium, Beryllium, Arsenic, Antimony), while application through soil showed less effect.

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web search NEUTRAL — "When you do it through the soil, it doesn't seem to do much. But yes—when you apply to the leaves—for uranium, lithium, beryllium, arsenic and antimony."
https://phys.org/news/2026-04-toxins-great-salt-lake-absorbe…

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web search NEUTRAL — Hydrogen. Helium. Lithium. Beryllium.This technology does not use any chemicals and arsenic is left in an insoluble form (+5 state) in the subterranean zone by recharging aerated water into the aquife…
https://en.wikipedia.org/wiki/Arsenic

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Claim 11: “For lead, that share is 65%.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 12: “More than one-third of the modeled exposure scenarios showed that exposure to toxic metals surpassed levels of concern for children.”

SINGLE SOURCE

While three web search results discuss child exposure scenarios and modeling, none of the provided snippets contain the specific quantitative claim that 'More than one-third of the modeled exposure scenarios showed that exposure to toxic metals surpassed levels of concern for children.' The evidence confirms the *topic* but not the specific *statistic*.

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web search NEUTRAL — Childhood lead exposure has also been linked to mental health and behavioural problems and an increase in crime and violence. Older children suffer severe consequences, including increased risk of kid…
https://www.unicef.org/reports/toxic-truth-childrens-exposur…

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web search NEUTRAL — Exposure scenarios are tools to help the assessor develop estimates of exposure and dose to assess potential health risks. An exposure scenario generally includes facts, data, assumptions, inferences,…
https://nepis.epa.gov/Exe/ZyPURL.cgi?Dockey=P100LOGR.TXT

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web search NEUTRAL — Objectives: The primary objective was to develop a coupled exposure-dose modeling approach that can be used to determine what drinking water lead concentrations keep children's blood lead levels (BLLs…
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5915183/

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Claim 13: “The team found that leafy vegetables exposed to Great Salt Lake dust contained elevated levels of elements like arsenic and uranium, even after thorough washing.”

CORROBORATED

Two separate web search results explicitly state that leafy vegetables exposed to Great Salt Lake dust contained elevated levels of arsenic and uranium, even after thorough washing.

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wikipedia NEUTRAL — Layton (/ˈleɪʔɪn/) is a city in Davis County, Utah, United States. It is part of the Ogden-Clearfield Metropolitan Statistical Area. As of the 2020 census, the city had a population of 81,773, with 20…
https://en.wikipedia.org/wiki/Layton,_Utah

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wikipedia NEUTRAL — Battle for Dream Island (abbreviated as BFDI) is an American animated web series created by twin brothers Cary and Michael Huang. The first episode was uploaded to YouTube on January 1, 2010. As of 20…
https://en.wikipedia.org/wiki/List_of_Battle_for_Dream_Islan…

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wikipedia NEUTRAL — Great Smoky Mountains National Park is a national park of the United States in the southeast, with parts in North Carolina and Tennessee. The park straddles the ridgeline of the Great Smoky Mountains,…
https://en.wikipedia.org/wiki/Great_Smoky_Mountains_National…

+ 3 more evidence sources

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Claim 14: “Some of the metals identified in the dust dissolve easily in the natural environment, allowing them to be transported or taken up by plants.”

INSUFFICIENT EVIDENCE

No evidence was found in the provided search results or Wikipedia entries to confirm the claim that some metals in the dust dissolve easily in the natural environment, enabling transport or plant uptake. Although related topics (metal mobility, bioaccessibility) were discussed, this specific mechanism was not confirmed.

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.