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climate change

illustration by Charlene Chua

Wildlife

Inside the mysterious decline of Earth’s insects

Insects are by far the most populous species on the planet, but they seem to be disappearing. Why aren’t more people concerned?

  • 3191 words
  • 13 minutes
Flooding in Calgary, 2013

Environment

Study finds majority of Canadians who live in high-risk flood zones don’t know it

University of Waterloo researchers want to see Canada develop a national flood risk strategy 

  • 443 words
  • 2 minutes
leather sea stars

Environment

“We did this:” Is there a way out of our intertwined climate and biodiversity crises?

As the impacts of global warming become increasingly evident, the connections to biodiversity loss are hard to ignore. Can this fall’s two key international climate conferences point us to a nature-positive future?

  • 5595 words
  • 23 minutes
Ten years after the release of her seminal book Sea Sick, Alanna Mitchell again plumbs the depths of the latest research on the health of the world’s oceans — and comes up gasping

Environment

“There’s no coming back from this:” Why the global ocean crisis threatens us all

Ten years after the release of her seminal book Sea Sick, Alanna Mitchell again plumbs the depths of the latest research on the health of the world’s oceans — and comes up gasping

  • 4426 words
  • 18 minutes

Wildlife

Into the wintry kingdom of the Canada lynx

In the boreal forest, where secretive lynx depend on the snowshoe hare to survive, climate change threatens to upset this longstanding predator-prey relationship

  • 1160 words
  • 5 minutes

Wildlife

Wildlife

Study finds reef sharks ‘functionally extinct’ from 20 per cent of the world’s reefs

Lead author Aaron MacNeil discusses what this means for coral ecosystems and what Canadians can do to help

  • 1366 words
  • 6 minutes

People & Culture

Articles

History

Frozen in time: The remarkable legacy of Mary Vaux, amateur glaciologist

Mary Vaux’s groundbreaking 19th-century study of B.C.’s Illecillewaet Glacier created an invaluable record of the glacier’s recession

  • 4240 words
  • 17 minutes

Environment

Science & Tech

Bulk Search Results

A purple martin silhouetted in flight against a blue sky

Wildlife

Migration in the time of climate change

New technology is helping researchers understand how birds time their migrations when the seasons send mixed signals

  • 1164 words
  • 5 minutes
Tagish Lake meteorite in lab at U of A

Science & Tech

Canadian meteorite sheds light on a Martian mystery

A new study suggests Mars’ moons are actually chunks of the red planet itself, and not captured asteroids as previously believed

  • 539 words
  • 3 minutes
bear naps next to salmon kill

Wildlife

Bear hair research reveals importance of grizzlies’ salmon diet

Study highlights important interconnections between bears, salmon and humans for future management practices

  • 873 words
  • 4 minutes
Olympia oysters in water

Wildlife

Olympia oysters show resilience to ocean acidification, study finds

A new study out of Oregon State University offers hope that some marine animals possess natural defenses to ocean acidification

  • 775 words
  • 4 minutes
Historic downtown intersection of Portage and Main Saturday July 1, 2017 by the Canadian Press John Woods

Travel

At a crossroads

Winnipeg’s iconic Portage and Main intersection has been closed to pedestrians for 40 years. Is it time to reopen the “crossroads of Canada” to foot traffic?

  • 1239 words
  • 5 minutes
Coniferous trees lean at different angles in the snow

Environment

Arctic permafrost is thawing. Here’s what that means for Canada’s North — and the world

Permafrost thaw is widespread, accelerating and irreversible. With it comes visible effects on the ecology, hydrology and landscapes, and communities of the North.

  • 2757 words
  • 12 minutes
Double-crested Cormorant drying its wings

Wildlife

Study finds cormorants can hear underwater in the same range as marine mammals

Findings could have significant implications for the conservation of marine bird species

  • 345 words
  • 2 minutes

Wildlife

Study: Male black widow spiders eat their mates too

  • 191 words
  • 1 minutes

Wildlife

Study on land fish gives insight into evolution

  • 357 words
  • 2 minutes

Wildlife

Canadian researchers uncover surprises through fish DNA analysis

One thing researchers weren't expecting to find: yellow perch cannabalism

  • 1083 words
  • 5 minutes

Wildlife

Study shows birds build nests based on experiences in adolescence, not birth

Birds who grew up with an adult present are faster at building their nests

  • 477 words
  • 2 minutes

Wildlife

Study finds moose are on the move as the north warms

Moose appear to be moving north because vegetation is growing taller in the tundra

  • 300 words
  • 2 minutes

Wildlife

New study finds birds will need to head further north

  • 366 words
  • 2 minutes
Common loon with babies

Wildlife

Wildlife Wednesday: Is the iconic loon in trouble?

Plus: Cross-dressing hummingbirds, tracking genetically modified animals, and Arctic “junk food”

  • 1031 words
  • 5 minutes

Wildlife

Think like a bear: learning to coexist

Human and bears sharing more landscapes now than ever before. As we continue to invade their world, will we be able to coexist?

  • 4432 words
  • 18 minutes

Wildlife

Snowshoe hares lose camouflage as climate warms

  • 439 words
  • 2 minutes

Wildlife

Threatened Ontario plant more unique than previously thought

  • 391 words
  • 2 minutes
Red fox napping on car

Wildlife

Foxes are self-domesticating in the U.K, so why not Canada?

As foxes move from the forest to the city, they show more doglike traits and appear to be naturally self-domesticating in the U.K. — but the same isn’t happening here at home

  • 1276 words
  • 6 minutes
North American dark-eyed junco on a pine branch

Wildlife

Wildlife Wednesday: Animals are “shape-shifting” to cope with climate change

Plus: Tree species at risk, inbreeding polar bears, and a 20,000-kilometre butterfly chase

  • 882 words
  • 4 minutes
Ederney Gonzales, one of the people who discovered Red Rockette

Wildlife

Tracking sea turtles

International grassroots organizations unite over turtle conservation

  • 510 words
  • 3 minutes

Wildlife

Qamanirjuaq caribou are adapting to earlier spring, but that might not stop their decline

A key barren-ground caribou herd is adapting to changes in food availability caused by climate change, says new research from the University of Alberta

  • 1066 words
  • 5 minutes

Wildlife

Marine mammals at risk as blooms of toxic algae expand northward

Researchers are concerned that climate change could mean prolonged toxic algae blooms are 'the new normal.'

  • 422 words
  • 2 minutes
A model of a woolly mammoth at the Royal BC Museum in Victoria

Wildlife

Wildlife Wednesday: Can the woolly mammoth be brought back from extinction?

And moreover, should it? Plus: Dinosaur fight club, birds about town, and tracking whale whoops

  • 962 words
  • 4 minutes

Wildlife

Beetle fossils help researchers understand climate change

  • 432 words
  • 2 minutes

Wildlife

Zebra stripes may not help camouflage

New study suggests that zebra's stripes may not help the animal avoid predators

  • 239 words
  • 1 minutes

Wildlife

North American monarch population faces quasi-extinction

In the next two decades North American monarch butterflies could be basically gone

  • 256 words
  • 2 minutes

Wildlife

Receding ice causing longer swims for polar bears

  • 386 words
  • 2 minutes

Wildlife

Pacific killer whales are dying — new research shows why

In the 1990s, an abrupt decline in the fish-eating southern resident population dropped to 75 whales from 98

  • 852 words
  • 4 minutes

Wildlife

Research looks into whether grizzlies are tool savvy

  • 429 words
  • 2 minutes

Travel

Bumblebees in space

A recent study suggests bees might be the key to expeditions to Mars

  • 377 words
  • 2 minutes

Travel

Scientists discover jet lag gene in mice

  • 402 words
  • 2 minutes

Exploration

Why cave exploration matters

2022 is the International Year of Caves and Karst. Here’s why you should care about the hidden worlds beneath our feet.

  • 2447 words
  • 10 minutes

Exploration

The cool calling: Glaciologist Alison Criscitiello is redefining the term explorer

She's also combining her knowledge and skills to uncover the secrets of climate change 

  • 2830 words
  • 12 minutes
Sea lion swimming among a kelp forest

Environment

Kelp: The sustainable superfood coming soon to a plate near you

Kelp’s potential as a commercial crop is finally being recognized — and, as kelp forests vanish worldwide, so is its importance in coastal ecosystems 

  • 2515 words
  • 11 minutes

Environment

Study suggests marine areas receive scant protection

  • 456 words
  • 2 minutes
wildfire montana bitterroot national forest

Environment

Study warns more forest fires likely in western Canada, U.S.

On May 1, 2016 a wildfire began southwest of Fort McMurray, Alberta. One year later, researchers predict that wildfires are only going to become more common.

  • 352 words
  • 2 minutes
Caldera Lake on St. Paul Island

Environment

Study solves mystery of mammoth extinction on remote island

Isolation helped the mammoths of St. Paul Island survive thousands of years longer than other populations — until they polluted their water supply

  • 400 words
  • 2 minutes

Environment

Bringing back the peatlands

  • 709 words
  • 3 minutes

Environment

The sixth extinction

The planet is in the midst of drastic biodiversity loss that some experts think may be the next great species die-off. How did we get here and what can be done about it?

  • 4869 words
  • 20 minutes
Newfoundland, Leach’s storm-petrels, climate change

Environment

New research on Newfoundland seabirds is a window into thousands of years of change

The study of the province’s largest Leach’s storm-petrel colony could also help answer questions about modern climate change

  • 650 words
  • 3 minutes

Science & Tech

1845 Franklin expedition member identified using DNA

A new report has identified crewman of the previously unknown remains found on Nunavut's King William Island in 1993

  • 618 words
  • 3 minutes

Science & Tech

Canadian researchers study space winds in the upper atmosphere

  • 505 words
  • 3 minutes
Andy McKinnon

Places

Canada’s first national urban park

It’s an ambitious plan: take the traditional Parks Canada wilderness concept and plunk it in the country’s largest city. But can Toronto’s Rouge National Urban Park help balance city life with wildlife?

  • 3601 words
  • 15 minutes
Nigel Hussey prepares to tag a Greenland shark in Scott Inlet in 2013. (Photo courtesy of Steven Fields)

Science & Tech

Following Greenland Sharks in Canada’s Arctic

  • 332 words
  • 2 minutes

Science & Tech

How artificial intelligence can help crisis managers respond during extreme weather events

Artificial intelligence combines with social-media analysis to inform first responders and scientists

  • 540 words
  • 3 minutes
Myra Hird

Environment

Why we need to totally rethink plastic waste

Myra Hird, a sociology professor at the School of Environmental Studies at Queen’s University in Kingston, Ont., discusses why recycling isn’t a perfect solution 

  • 1276 words
  • 6 minutes

Environment

Boreal wildfires heating up in Yukon Flats

  • 458 words
  • 2 minutes
Future farming frontiers, agriculture, climate change

Environment

Canada could gain 4.2 million square kilometres of agricultural land as a result of climate change

Global agricultural landmass could increase by one-third within the next century, with boreal Canada and Russia set to gain the most arable ground. But what might the environmental and social consquences be?

  • 524 words
  • 3 minutes
A controlled burn between Hay River and Yellowknife, NWT in July 2014

Environment

Report highlights ‘catastrophic’ loss of wilderness around the globe

Fragmented biomes threaten efforts to combat climate change, warns new study

  • 433 words
  • 2 minutes

Mapping

64% of global agricultural land at risk of pesticide pollution

Asia and Europe revealed as having regions at high-risk of pesticide pollution

  • 169 words
  • 1 minutes

Environment

Bottled water found to contain microplastic contamination

“Luxury” water brands were among those with the highest amounts of plastic contamination, according to a new study

  • 363 words
  • 2 minutes
CHARS, Canadian High Arctic Research Station, laboratories, Cambridge Bay, Nunavut, North

Science & Tech

The Canadian High Arctic Research Station comes online

What does it take to operate high-tech scientific facilities — including live-study growing chambers and necropsy, genomics and imaging labs — in Canada’s Arctic?

  • 724 words
  • 3 minutes
Franklin crew member John Hartnell's nails encased in resin

History

Thumbnail ‘time machine’ provides new insight into demise of Franklin expedition

New study finds evidence malnutrition played a significant role in crew member's death

  • 667 words
  • 3 minutes