Forecasts
Niagara Falls weekend weather forecast: A sunny start with rain ahead
Health
Air quality in parts of U.S. worst in 25 years, wildfires to blame
Severe
Rocky View County issues fire advisory as wildfires burn across Alberta
Impacts
Could climate change bring paradigm shift in biodiversity tracking?
Oshawa's weekend weather forecast: Sunny start with rain to follow
Juno reveals 'smooth as glass' lava lake on Jupiter's moon, Io
Heat, hurricanes, haboobs—deserts are a hotbed of extreme weather
Your guide to B.C. wildfires: Maps, evacuation alerts, air quality and more
As plastic treaty talks open, countries more divided than ever
Remembering the first Earth Day, the largest single-day protest in history
Check out Ottawa's tulip festival earlier rather than later, experts say
Endangered frogs featured on new Canada Post stamps
Why you shouldn't water your lawn...just yet
Health-harming heat stress rising in Europe, scientists say
Canada cleans up nearly 700 metric tons of lost fishing gear from 2022's Fiona