This map shows where Ottawa Riverkeeper collected water samples in the National Capital Region. It tested the smaller streams which feed into the larger Ottawa River because they wind through ...

Warmer weather has finally reached the nation’s capital, but with it, there is lower air quality due to the thousands of ...

Environment Canada has issued nearly 250 active warnings and advisories in Alberta, Saskatchewan, Manitoba and Ontario as wildfires send smoke across Western Canada ...

People living near the Ottawa River are being cautioned about higher water levels this weekend, with several conservation authorities issuing flood warnings. Authorities that monitor the river say ...

This is the second part of a two-part series about filmmaker Jill Heinerth and her exploration of the Ottawa River caves in the Westmeath area. It is the longest underwater cave in Canada.