# Wildfire Smoke Maps and Live Updates: Air Quality at Dangerous Levels in U.S. and Canada

> **Open Intelligence Dossier** · First detected: 2026-07-18 01:07 UTC · Category: World

## Executive Summary
1 news sources are covering this World story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"Wildfire Smoke Maps and Live Updates: Air Quality at Dangerous Levels in U.S. and Canada" is generating significant coverage in the World category, with 1 articles from 1 distinct sources tracked by PULSE so far.


Outlets currently covering the story include Toronto Star. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| Toronto Star | Ontario wildfire evacuees tell of fleeing in the falling ash | [Source Link](https://news.google.com/rss/articles/CBMi4AFBVV95cUxNMktHcV85UVdHY0JhZnRmWWdzYnhURThpY2JvLUdsTmE5OGNWSHZQT3REVzAwWEc0S0FXeVZMdUdlYWhBc0dyLW1GV0hudFAzX0NPYXBJZUV0Sk03dGRoNkJBZG1za2F0R0FzRWhSanBZV3hvQlpkY3Q5bkFaMmppQnppRS0xUjhyclJUVG45SG55OVFMS0stZ1NGS0JEaFR5VHlRNmFkRXBiTWJRSWRvYzdfbUFjb0pVVGJNV0hFYVZMbnIydWdsTEFZX0VMYTBPTHlGcGFlMjBZZjhIa0ZoNA?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-18/wildfire-smoke-maps-and-live-updates-air-quality-at-dangerous-levels-in-u-s-and*