Science & Climate

It’s found along highways, ditches, and shorelines in southern Ontario, and it can grow to staggering heights, sometimes towering more than five metres above the ground. It’s invasive phragmites, dubbed “Ontario’s worst invasive plant” by Agriculture and Agrifood Canada in 2005. Conservationists say that once you see it, you can’t …

There is an “urgent need for more robust actions” to save the southern resident killer whales from extinction, says the report released by the David Suzuki Foundation and Raincoast Conservation Foundation on Monday. Report from conservation groups say orcas aren’t showing signs of recovery under current conditions. A new report …

Scientists discovered three new species of sea spiders that live near the ocean floor and feast on bacteria that convert methane. Scientists say the finding gives them a deeper understanding of the methane cycle and the creatures far below the ocean’s surface.  Three newly discovered sea spider species found exclusively …

The satellite was part of groundbreaking efforts to track methane pollution and make information public. Capping methane leaks is one of the quickest ways to tackle global warning, say scientists, and MethaneSAT was a publicly-available global map of emissions.  MethaneSAT was part of efforts to track and publicize pollution from …

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, something that has origins beyond our own solar system. The object, dubbed A11pl3Z, is not believed to pose any danger to Earth.  It’s currently unknown whether it’s an asteroid or a comet. …

The rare and awe-inspiring gestures were documented off the coasts of B.C., California, New Zealand and Norway. Researchers say their new study is the first documentation of these kinds of gestures by the whales.  The rare and awe-inspiring gestures were documented off the coasts of B.C., California, New Zealand and …

Fifty years ago, the movie Jaws put sharks on our radar in a very real way. It broke box office records and tapped into an underlying fear of sharks and the unknown lurking in the ocean.  The classic 1975 film put sharks on our radar in a very real way. …

In 2008, Canadian researchers said they’d found the world’s oldest rocks in northern Quebec. The find was controversial. But after more than a decade of hard work, they believe they’ve really proven it and are giving scientists a new glimpse into Earth’s early history.  Rocks from northern Quebec formed more …

Researchers say some glaciers in Western Canada and the United States lost 12 per cent of their mass from 2021 to 2024, doubling melt rates compared to the previous decade.  Researcher says loss is equivalent to a billion pickup trucks worth of water annually. Researchers say some glaciers in Western …

Dalhousie University researchers analyzed data collected over more than half a century to assess how two types of phytoplankton are responding to climate change. Phytoplankton are the base of the ocean food web and help remove carbon dioxide from air. Two main types of phytoplankton have been decreasing in biomass …