Giant hole reopens in Antarctic ice for the first time in 40 years

(AP) – A giant hole almost the size of the state of Maine has opened up in Antartica’s winter sea ice cover, leaving scientists with a handful of unanswered questions.
The hole, known as a polynya, was discovered about a month ago in Antartica’s Weddell Sea as a team of scientists from the University of Toronto and the Southern Ocean Carbon and Climate Observations and Modeling project used satellite technology to monitor a similar, much smaller, hole that opened last