Articles on Weather

Displaying 1 - 20 of 559 articles

People try to stay cool on the sweltering streets of Manhattan during a heat wave in July 2025. Spencer Platt/Getty Images

How do scientists know if climate change made a heat wave, extreme storm or wildfire worse?

A National Academy of Sciences report examined the latest advances in extreme event attribution science. As four of the authors explain, the type of disaster makes a difference.
People stand near floodwaters along St. James Street in Montréal in April 1886. Flooding inundated large parts of the city’s West Island and affected some 20,000 families. (CP PHOTO/National Archives of Canada)

Historical records reveal how Canada’s weather has changed over the centuries

With weather records dating back hundreds of years, it’s possible to track everything from sudden downpours that led to flash floods to the slow changes that occur over centuries.

Top contributors

More