They are fairly quickly disappearing: https://climate.nasa.gov/news/2510/see-how-arctic-sea-ice-is-losing-its-bulwark-against-warming-summers/ https://climate.n

They are fairly quickly disappearing: https://climate.nasa.gov/news/2510/see-how-arctic-sea-ice-is-losing-its-bulwark-against-warming-summers/ https://climate.nasa.gov/news/2510/see-how-arctic-sea-ice-is...