Why Emperor Penguin Moult Depends on Stable Sea Ice
Emperor penguins cannot swim for weeks during moult; the 2026 Marie Byrd Land satellite study shows why fast-ice risk is not only a breeding-season problem.
6/3
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What Is Fast Ice, and Why Emperor Penguins Need It
Fast ice is sea ice fixed to coasts, ice walls, ice-shelf fronts, shoals, or grounded icebergs; for emperor penguins, it can be the floor that breeding, chicks, and moult depend on.
6/3
How Climate Change Affects Penguins: Sea Ice, Krill, and the Chain Reaction of Breeding Failure
Climate change first alters sea ice, krill, and heavy rain, then changes penguin foraging distance, breeding timing, and chick survival; population decline is usually the last result we notice.
1/28
Antarctic Sea Ice Hits Four-Year Record-Low Run in 2025
The National Snow and Ice Data Center (NSIDC) says the four lowest Antarctic summer sea-ice extents in the satellite record have occurred from 2022 through 2025, raising pressure on emperor penguin breeding.
2025/3/15