Mongabay: As though commenting on world leader’s lack of progress in combating climate change at the G20 conference last week, an ice bridge connecting the Wilkins Ice Shelf to the Antarctic continent broke off over the weekend. Long expected by scientists, the break is perhaps the beginning of the Wilkins Ice Shelf completely coming loose from Antarctica. Splitting at its thinnest point of 500 meters the 25-mile-long ice bridge connected the Wilkins Ice Shelf to Charcot and Latardy islands. …