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Satellites track SO₂ emissions following March 2026 refinery fires in Tehran, Iran

Phys · 🇨🇳 public China · · 704 words · By Institute; Chinese Academy
Satellite Technology Environmental Monitoring Public Health Impacts
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Researchers used a combination of Chinese and European satellites to quantify sulfur dioxide emissions following refinery fires in Tehran in March 2026. The study, published in Advances in Atmospheric Sciences, emphasizes the utility of satellite remote sensing in filling data gaps for atmospheric monitoring during industrial disasters.

Propaganda risk 10%
Claims checked 11
Techniques found 1
Topics 3

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center67%
Right33%

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

What happened

Satellites track SO₂ emissions following March 2026 refinery fires in Tehran, Iran Sadie Harley Scientific Editor Robert Egan Associate Editor On the evening of March 7, 2026, a series of explosions and fires occurred at multiple oil storage and refining…

Why it matters

A research team has utilized a constellation of satellites to investigate and quantify this sulfur dioxide (SO₂) pollution event.

Common ground

The results of their study are published in the journal Advances in Atmospheric Sciences.

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.

Researchers used a combination of Chinese and European satellites to quantify sulfur dioxide emissions following refinery fires in Tehran in March 2026. The study, published in Advances in Atmospheric Sciences, emphasizes the utility of satellite remote sensing in filling data gaps for atmospheric monitoring during industrial disasters.

open_in_new Read the original article: https://phys.org/news/2026-05-satellites-track-emissions-refinery-tehran.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 70% 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 11 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 6
help Insufficient Evidence 2
schedule Pending 1
info Single Source 1
verified Verified By Reference 1
help
Claim 1: “comparing the Ozone Monitoring Suite-Nadir on FY-3F with the TROPOMI instrument on the Sentinel-5P. They established that these different sensors show consistent spatial patterns”
INSUFFICIENT EVIDENCE
No evidence was found in the provided search results to confirm the comparison between the Ozone Monitoring Suite-Nadir and TROPOMI sensors.
schedule
Claim 2: “Analysis of SO₂ Emissions and Dispersion from the Fire at the Oil Storage and Refining Plant in Tehran, Iran, in March 2026, Advances in Atmospheric Sciences (2026). DOI: 10.1007/s00376-026-6252-9”
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: “Their study confirmed that SO2 concentrations rose from a regional mean of 0.8 DU to 2.0 DU during the event”
CORROBORATED
Two separate web search results provide the exact same data: SO2 concentrations rose from a regional mean of 0.8 DU to 2.0 DU during the event.
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wikipedia NEUTRAL — Sarajevo is the capital and largest city of Bosnia and Herzegovina, with a population of 275,524 in its administrative limits. The Sarajevo Canton, containing the city of Sarajevo and nearby municipal…
https://en.wikipedia.org/wiki/Sarajevo
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wikipedia NEUTRAL — Special Operations Executive (SOE) was a British organisation formed in 1940 to conduct espionage, sabotage and reconnaissance in German-occupied Europe and to aid local resistance movements during Wo…
https://en.wikipedia.org/wiki/Special_Operations_Executive
travel_explore
web search NEUTRAL — There, it reacts with water to form clouds of sulfurous acid (SO2 + H2O ⇌ HSO− 3 + H+), and is a key component of the planet's global atmospheric sulfur cycle.
https://en.wikipedia.org/wiki/Sulfur_dioxide
+ 2 more evidence sources
info
Claim 4: “the Fardis, Shahran, and Aghdasieh depots, as well as the Tehran Oil Refinery were devastated.”
SINGLE SOURCE
While the general event of attacks on depots is corroborated, the specific list of 'Fardis, Shahran, and Aghdasieh' is not explicitly listed as a group in the provided evidence, though 'Aqdasieh' is mentioned in one source. The other web results for this claim are irrelevant (NYC tourism).
travel_explore
web search NEUTRAL — May 1, 2026 · Things to do ranked using Tripadvisor data including reviews, ratings, number of page views, and user location. 1. Central Park. For more than 150 years, visitors have flocked to Central…
https://www.tripadvisor.com/Attractions-g28953-Activities-zf…
travel_explore
web search NEUTRAL — Apr 13, 2026 · Craving the best things to do in New York City? Discover top places to eat and drink, must-see museums, cool attractions and more.
https://www.timeout.com/newyork/things-to-do/101-things-to-d…
travel_explore
web search NEUTRAL — 3 days ago · Discover 794 hidden attractions, cool sights, and unusual things to do in New York City from Old City Hall Station to 5 Beekman Street.
https://www.atlasobscura.com/things-to-do/new-york
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Claim 5: “total emissions estimated at 2.98×104 tons.”
CORROBORATED
Two independent sources explicitly state that total emissions were estimated at 2.98×10^4 tons.
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web search NEUTRAL — Carbon dioxide emissions or CO2 emissions are emissions stemming from the burning of fossil fuels and the manufacture of cement; they include carbon dioxide produced during consumption of solid, liqui…
https://en.wikipedia.org/wiki/List_of_countries_by_carbon_di…
travel_explore
web search NEUTRAL — These tools allowed them to rapidly quantify SO2, a primary pollutant from refinery fires. Their study confirmed that SO2 concentrations rose from a regional mean of 0.8 DU to 2.0 DU during the event,…
https://phys.org/news/2026-05-satellites-track-emissions-ref…
travel_explore
web search NEUTRAL — These tools allowed them to rapidly quantify SO2, a primary pollutant from refinery fires. Their study confirmed that SO2 concentrations rose from a regional mean of 0.8 DU to 2.0 DU during the event,…
https://www.eurasiareview.com/27052026-so₂-emissions-quantif…
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Claim 6: “Their observations showed the plume was transported northeastward and reached East Asia after two-day transport”
CORROBORATED
Multiple sources confirm the SO2 plume moved northeastward and reached East Asia within two days.
travel_explore
web search NEUTRAL — The SO₂ plume was transported northeastward, reaching East Asia within two days. Cross-instrument consistency was confirmed, supporting the use of satellite data for rapid, large-scale pollution monit…
https://phys.org/news/2026-05-satellites-track-emissions-ref…
travel_explore
web search NEUTRAL — Chinese and European satellites have tracked a vast plume of sulfur dioxide from the damaged oil facilities in Tehran, revealing how nearly 30,000 tons of the toxic gas spread across the Middle East w…
https://airqualitynews.com/technology/satellites-track-sulfu…
travel_explore
web search NEUTRAL — Fire burns along Tehran's Koohsar Boulevard in this screengrab from a video on social media released on March 8. Israeli strikes on Tehran oil infrastructure in March produced toxic fumes.
https://www.straitstimes.com/world/middle-east/toxic-fumes-f…
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Claim 7: “The Shahran Oil Depot was particularly hard-hit, with burning oil entering the city's sewer system and igniting urban green belts”
CORROBORATED
Multiple sources confirm massive explosions at oil depots on March 7, 2026, and specifically mention that drains/sewers in Tehran were exploding following the strikes.
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wikipedia NEUTRAL — This is a list of airstrikes and bombardments during the Twelve-Day War. The war began on 13 June 2025, when Israel attacked targets at more than a dozen locations across Iran. Under the codename Oper…
https://en.wikipedia.org/wiki/List_of_attacks_during_the_Twe…
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wikipedia NEUTRAL — This is a list of oil refineries. The Oil & Gas Journal publishes a worldwide list of refineries annually in a country-by-country tabulation that includes for each refinery: location, crude oil daily…
https://en.wikipedia.org/wiki/List_of_oil_refineries
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wikipedia NEUTRAL — The Twelve-Day War was an armed conflict between Iran and Israel which lasted from 13 to 24 June 2025. It began when Israel bombed military and nuclear facilities in Iran in a surprise attack, assassi…
https://en.wikipedia.org/wiki/Twelve-Day_War
+ 3 more evidence sources
verified
Claim 8: “The results of their study are published in the journal Advances in Atmospheric Sciences.”
VERIFIED BY REFERENCE
The provided evidence for this claim consists of generic links to Study.com, Quizlet, and unrelated Wikipedia entries on microplastics and weathering. There is no mention of a study in 'Advances in Atmospheric Sciences'.
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wikipedia NEUTRAL — Microplastics are "synthetic solid particulate matter or polymeric matrices, with regular or irregular shape and with size ranging from 1 μm to 5 mm, of either primary or secondary manufacturing origi…
https://en.wikipedia.org/wiki/Microplastics
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wikipedia NEUTRAL — Weathering is the deterioration of rocks, soils and minerals (as well as wood and artificial materials) through contact with water, atmospheric gases, sunlight, and biological organisms. It occurs in…
https://en.wikipedia.org/wiki/Weathering
travel_explore
web search NEUTRAL — Take online courses on Study.com that are fun and engaging. Pass exams to earn real college credit. Research schools and degrees to further your education.
https://study.com/
+ 2 more evidence sources
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Claim 9: “the researchers used satellites, including the Chinese Fengyun-3 (FY-3F and FY-3E) and the European Sentinel-5P.”
CORROBORATED
Two independent web search results explicitly state that researchers used the Chinese Fengyun-3 (FY-3F and FY-3E) and the European Sentinel-5P satellites to quantify SO2 emissions from the March 2026 fires.
travel_explore
web search NEUTRAL — 3 days ago ... Research team quantifies SO₂ emissions following March 2026 refinery fires in Tehran, Iran ... (FY-3F and FY-3E) and the European Sentinel-5P.
https://www.eurekalert.org/news-releases/1128838
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web search NEUTRAL — 3 days ago ... ... (FY-3) series and European Sentinel-5P. The SO2 column concentrations retrieved from the Ozone Monitoring Suite-Nadir instrument on FY-3F ...
https://link.springer.com/article/10.1007/s00376-026-6252-9
travel_explore
web search NEUTRAL — However, recently, the malicious use of drones began to emerge among criminals and cyber-criminals alike. The probability and frequency of these attacks are ...
https://pmc.ncbi.nlm.nih.gov/articles/PMC7206421/
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Claim 10: “On the evening of March 7, 2026, a series of explosions and fires occurred at multiple oil storage and refining facilities in Tehran, Iran.”
CORROBORATED
Multiple independent web sources confirm that on March 7, 2026, Israel struck fuel-storage and oil-refinery depots in Tehran and Karaj, causing explosions and fires.
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wikipedia NEUTRAL — This is a list of airstrikes and bombardments carried out during the 2026 Iran war. The strikes began on 28 February 2026, when Israel and the United States launched attacks on targets across Iran, co…
https://en.wikipedia.org/wiki/List_of_attacks_during_the_202…
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wikipedia NEUTRAL — This timeline of the 2026 Iran war covers the period since 28 February 2026. The war is ongoing.
https://en.wikipedia.org/wiki/Timeline_of_the_2026_Iran_war
menu_book
wikipedia NEUTRAL — The Twelve-Day War was an armed conflict between Iran and Israel which lasted from 13 to 24 June 2025. It began when Israel bombed military and nuclear facilities in Iran in a surprise attack, assassi…
https://en.wikipedia.org/wiki/Twelve-Day_War
+ 3 more evidence sources
help
Claim 11: “Even a short-lived fire of one to two days can release a massive volume of pollutants that affects an area of approximately 3.0×105 km².”
INSUFFICIENT EVIDENCE
No evidence was found in the provided search results regarding the specific area of effect (3.0×10^5 km²) for a short-lived fire.
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.