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Scientists are monitoring dozens of sites in Nova Scotia and southern New Brunswick to see if the latest warm winter in Atlantic Canada accelerated the spread of slimy biofouling marine invertebrates. Most species of tunicate are in Maritime waters because of the warming climate, scientist says. Scientists are monitoring dozens …

Expeditions to the Titanic in 1991, 1995 and 2000 all had close calls that could have cost the crews their lives. Tragic loss of the OceanGate submersible follows a long line of close calls. The loss of the submersible Titan during its expedition to the Titanic has raised questions about …

Tropical storm Cindy has formed behind tropical storm Bret, in the first case of two storms in the tropical Atlantic in June since record keeping began, U.S. forecasters said Friday.  First time on record that two named storms have formed in June. Tropical storm Cindy has formed behind tropical storm …

CBC News has compiled data on Canada’s prime farmland in six charts to show what is happening to an invaluable national resource — and what it means for the future.  Canada appears to be losing the equivalent of 3 farms a day. The Ontario government is giving up parts of …

Canada is in the midst of an “unprecedented” wildfire season and experts say the escalating severity of the fires poses a compound threat to water supplies in their vicinity.  Impact of wildfires on water supply can change ecology, and also strain treatment infrastructure. Monica Emelko arrived in Fort McMurray, Alta., …

In this week’s issue of our environment newsletter, we look at a novel way to tap geothermal energy and explore how affordable housing can also be sustainable.  Also: What’s going on with the orcas? Our planet is changing. So is our journalism. This weekly newsletter is part of a CBC …

More farmers and gardeners are making spaces in cities to grow vegetables, from rooftops to churchyards to hydro corridors. Some think urban farming could help more people afford fresh food amid rising prices, and it comes with other health and environmental benefits. Here’s a closer look. Many aim to share …

If the Titan submersible is still intact, oxygen is expected to run out on Thursday morning. Coast Guard delivered no updates overnight into Thursday. There were no updates in the search for the missing submersible Titan overnight into Thursday morning — a stark quietness as the 96-hour window for a …

It’s been more than 72 hours since contact was lost with OceanGate’s Titan submersible during its dive to the bottom of the North Atlantic Ocean and the wreck site of the Titanic.  Underwater noises detected by Canadian aircraft offer hope in multi-day search. It’s been more than 72 hours since …

Ocean temperatures in Atlantic Canada set record highs again in 2022, according to the latest assessment released by the Department of Fisheries and Oceans.  Surface, intermediate, and bottom temps were all well above average. Ocean temperatures in Atlantic Canada set record highs again in 2022, according to the latest assessment …