Chemical traces of 2023 Canadian wildfires detected in Maryland months after smoke subsided

Phys.org12/9/2025 • Last cited 12/14/2025

Summary

Chemical traces from the 2023 Canadian wildfires have been detected in Maryland months after the smoke had dissipated, according to Phys.org. The wildfires, which were the worst on record for Canada, caused significant air quality issues in the U.S. East Coast, leading to severe hazard alerts in the Washington, D.C. area.

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Lindy Score Breakdown

35
Age (0-35)
37 days
4
Velocity (0-40)
1 source (low traction)
6
Tier (0-10)
Phys.org
0
Breadth (0-15)
1 unique
Total Score45/100

Score BreakdownRisk 50

Source Reputation: Low-trust source (6/20 pts)
Consensus: Single source - no independent confirmation yet
Age: 37 days - proven survivor

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