Toronto Air Quality Ranked Worst Globally Due to Ontario Wildfires

Wildfires raging in Ontario have caused Toronto's air quality to deteriorate significantly, making it the worst in the world. The city has been enveloped in a yellow haze, raising concerns about public health.

15 Jul, 14:36 — 15 Jul, 16:08

Post Share

Why this matters

Wildfires are a growing concern globally, exacerbated by climate change. This event highlights the immediate and far-reaching health and environmental consequences of such natural disasters, impacting major urban centers and potentially disrupting daily life and public health.

Key entitiesToronto Ontario Environment Canada

The Story

What 9 sources agree on, dispute, and miss

What sources agree on

Toronto's air quality became the worst among major cities globally.
The poor air quality is caused by smoke from wildfires in northern Ontario.
Over 100 active wildfires are burning in northern Ontario.
Authorities have issued health warnings due to the air quality.

Key claims4 agreed

✓

Toronto's air quality was the worst globally among major cities.

agreed·aktualne-czjutarnji-listactualite-cdnewsbeastn1-serbia+3

✓

Smoke from over 100 active wildfires in northern Ontario caused the poor air quality.

agreed·jutarnji-listnewsbeastn1-serbiaavgiThe Guardian+1

✓

Environment Canada issued health warnings.

agreed·The Guardianavgi

✓

Smoke from Canadian wildfires is affecting the United States.

agreed·aktualne-czn1-serbiaNYT

Coverage gaps

The number of wildfires burning across Canada (over 830)

Reportedaktualne-cz

Missingjutarnji-listactualite-cdnewsbeast+4

Smoke affecting New York City and beyond

ReportedNYT

Missingaktualne-czjutarnji-listactualite-cd+4

The Story

Analyzing sources…

Source Diversity

Excellent (92/100)

9 sources33/33

Spectrum spread— 4/5 buckets covered25/33

Far L3

Far Left (3)

avgiThe GuardianNYT

Left3

Left (3)

aktualne-cznewsbeastn1-serbia

Center2

Center (2)

jutarnji-listactualite-cd

Right1

Right (1)

morgunbladid

Far R

Geographic diversity— 8 regions34/34

Greece2Iceland1Czech Republic1Croatia1DR Congo1Serbia1UK1US1

Political spectrum

LeftCenterRight

guardian

avgi

nytimes

Sources

Showing 2 of 9 sources

NYTMostly Factual43d ago

Wildfires Rage in Ontario as Smoke Affects Toronto’s Air Quality

Air quality in Canada’s largest city was at times the worst in the world on Wednesday, as wildfires across Ontario sent smoke drifting into New York City and beyond.

By Vjosa Isai

Read full article →

The GuardianMostly Factual43d ago

Wildfires in Ontario make Toronto air quality worst in world

Environment Canada issued health warnings after sky over city turns yellow Smoke from more than 100 active wildfires in northern Ontario have made Toronto’s air quality the worst in the world on Wednesday and caused yellow, smoky air in cities across the northeast US. Environment Canada issued health warnings on Wednesday after the sky over country’s largest city turned a sickly yellow and was ranked the worst in the world according to IQAir, the Swiss technology company that racks global air...

By Leyland Cecco in Toronto

Read full article →

Coverage Timeline

First report: NYT · 15 Jul, 14:36|Full coverage: 9 · 1d 6h|Window: 1d 6h

Left-leaningCenterRight-leaning

NYT15 Jul, 14:36First to report

Wildfires Rage in Ontario as Smoke Affects Toronto’s Air Quality

2h later

The Guardian15 Jul, 16:08

Wildfires in Ontario make Toronto air quality worst in world

2h later

avgi15 Jul, 17:59

Με τη χειρότερη ποιότητα αέρα παγκοσμίως το Τορόντο εξαιτίας των δασικών πυρκαγιών

2h later

n1-serbia15 Jul, 20:25

(FOTO) Šumski požari ugrozili kvalitet vazduha u Kanadi i SAD-u: Toronto se žuti

newsbeast15 Jul, 20:28

Παγκόσμιος εφιάλτης στο Τορόντο: Έχει τον χειρότερο αέρα στον πλανήτη λόγω των πυρκαγιών

2h later

actualite-cd15 Jul, 22:55

Wildfires leave Toronto air ranked world's worst - 香港電台

6h later

jutarnji-list16 Jul, 05:10

VIDEO Toronto na 37,3 stupnjeva. Zabrinjavajuće snimke stižu iz Kanade, grad je doslovno žut

9h later

aktualne-cz16 Jul, 13:49

Nechalo za sebou Dillí. Teď je nejznečištěnějším městem planety

6h later

morgunbladid16 Jul, 20:08Latest update

Loftgæði hvergi verri en í Toronto

Story evolution

Initial ReportsJul 15 afternoon

Early reports confirm Toronto's air quality is the worst globally due to Ontario wildfires.

Widespread Confirmation & Impact DetailsJul 15 evening - Jul 16 morning

Outlets confirm over 100 wildfires, visible smoke, and health warnings, with some noting smoke reaching the US.

PERSPECTA

PERSPECTA

Toronto Air Quality Ranked Worst Globally Due to Ontario Wildfires

Why this matters

The Story

What sources agree on

Key claims4 agreed

Coverage gaps

The Story

Source Diversity

Source Diversity

Political spectrum

Sources

Wildfires Rage in Ontario as Smoke Affects Toronto’s Air Quality

Wildfires in Ontario make Toronto air quality worst in world

Coverage Timeline

Wildfires Rage in Ontario as Smoke Affects Toronto’s Air Quality

Wildfires in Ontario make Toronto air quality worst in world

Με τη χειρότερη ποιότητα αέρα παγκοσμίως το Τορόντο εξαιτίας των δασικών πυρκαγιών

(FOTO) Šumski požari ugrozili kvalitet vazduha u Kanadi i SAD-u: Toronto se žuti

Παγκόσμιος εφιάλτης στο Τορόντο: Έχει τον χειρότερο αέρα στον πλανήτη λόγω των πυρκαγιών

Wildfires leave Toronto air ranked world's worst - 香港電台

VIDEO Toronto na 37,3 stupnjeva. Zabrinjavajuće snimke stižu iz Kanade, grad je doslovno žut

Nechalo za sebou Dillí. Teď je nejznečištěnějším městem planety

Loftgæði hvergi verri en í Toronto

Story evolution

Related Stories

Catastrophic Floods and Mudslides Strike Nepal-Tibet Border Region

Russian Officer Killed in Car Bomb Explosion in St. Petersburg

‘Tsunami from the sky:’ floods leave trail of devastation in Nepal and Tibet - The Latest

Taiwan prepares national search-and-rescue team after Nepal-Tibet flood

PERSPECTA

Why this matters

Story evolution

The Story

What sources agree on

Key claims4 agreed

Coverage gaps

Political spectrum

Coverage matrix