Smoke from Canadian wildfires hovered over several Midwestern over the weekend, bringing warnings of unhealthy air for at ...

Smoke from Canadian wildfires has drifted into the Midwest and northeastern US, causing hazy skies and prompting air quality ...

After shutting down brick kilns to curb environmental pollution, the Islamabad administration has now turned its focus to smoke-emitting vehicles. Free vehicle emission testing is being provided at ...