Diving in the icy depths: the scientists studying what climate change is doing to the Arctic Ocean – The Conversation Weekly podcast
Plus, new discoveries about early humans in Tanzania's Olduvai Gorge. Listen to episode 5 of The Conversation Weekly podcast.
yesterday • ~5 min
Polar bears have captivated artists' imaginations for centuries, but what they've symbolized has changed over time
Do you see a fearsome predator? A fragile icon of impending extinction? What these arctic giants have stood for in art has continually evolved.
Feb. 26, 2021 • ~10 min
How do arctic foxes hunt in the snow?
Arctic foxes have a few special talents that help them sneak up on unseen prey and pounce.
Feb. 22, 2021 • ~7 min
What exactly is the polar vortex?
The media often call unusually cold, snowy storms a 'polar vortex.' The real polar vortex isn't coming down to visit the lower 48, but changes to the polar vortex can influence winter weather.
Feb. 9, 2021 • ~7 min
Reindeer: ancient migration routes disrupted by roads, dams – and now wind farms
The Arctic is particularly vulnerable to climate change, but efforts to tackle it risk alienating the people who live there.
Feb. 8, 2021 • ~7 min
Thawing permafrost is full of ice-forming particles that could get into atmosphere
New research shows that permafrost contains huge amounts of particles that make it easier for cloud moisture to freeze. Thawing permafrost is releasing these ice-nucleating particles.
Jan. 28, 2021 • ~6 min
The hopeful return of polar whales
Whales are rediscovering their old haunts in the Arctic and Southern oceans after centuries of hunting.
Jan. 1, 2021 • ~7 min
Polar scientists wary of impending satellite gap
The key missions recording the loss of thickness in glaciers and sea-ice won't last the decade.
Nov. 28, 2020 • ~5 min
New rules for Arctic shipping 'a missed opportunity'
Environmental groups say new regulations on ships carrying polluting oils in the Arctic don't go far enough.
Nov. 20, 2020 • ~3 min
Greenland is melting: we need to worry about what’s happening on the largest island in the world
Our new research shows the island's largest glaciers are losing ice faster than previously thought.
Nov. 17, 2020 • ~5 min
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