AIR QUALITY

Dark gray smoke cloud rising against a light clouded sky, showing turbulent movement.
Environment

Canadian Wildfires Make Air Quality Dangerous, Causing Evacuations Across U.S. States.

Wildfire smoke from Canada is creating dangerous air for millions across the US and Canada right now.

By Chandra Mouli
Street scene in New Delhi with tuk-tuks, cars, and people bustling.
Environment

Delhi’s Invisible Air Threat: Ozone Pollution Spikes to Dangerous Levels in Early Summer

Delhi faces dangerous 125% higher ground-level ozone pollution, causing serious health risks this summer.