Hacker News with Generative AI: Sea Ice

Arctic sea ice sets a record low maximum in 2025 (nsidc.org)
Arctic sea ice extent appears to have reached its annual maximum on March 22, 2025. This is the lowest maximum in the 47-year satellite record, with previous low maximums occurring in 2017, 2018, 2016, and 2015.
Climate Change, Arctic, Sea Ice, Environment
135 points by martinpw 29 days ago | 143 comments
First ice-free day in the Arctic Ocean could come before 2030 (gu.se)
The climate warms fastest in the Arctic. The sea ice there has become so thin that we could already see the first day without sea ice by 2030, according to a new study led by researchers from the University of Gothenburg, Sweden.
Climate Change, Arctic, Sea Ice, Science, Research
10 points by geox 143 days ago | 5 comments
Another Extreme Low for Antarctic Sea Ice Signals a Permanent Shift (newscientist.com)
For the second year in a row, Antarctic sea ice has reached near-record low levels. This reinforces concerns that human-caused climate change has initiated a lasting “regime shift” in the amount of ice that forms in the Southern Ocean each year.
Climate Change, Antarctica, Environment, Sea Ice
32 points by jandrewrogers 226 days ago | 8 comments