National Ice Center Index Page ...

In winter, the Sea of Okhotsk is generally almost entirely covered with sea ice from late November to late May. Even in the southernmost part of the sea, along the northeastern sea coast of Hokkaido, the sea in general starts to freeze at early January and is covered with sea ice till late March. In the coastal regions off Hokkaido unstable ice pack found were, some consisting of drift ice from ...

The Arctic Sea Ice Is Melting--How Long Will It Last This page was last revised on May 25, 2000. There has been a lot of press lately about icebergs breaking off Antarctica's ice shelves and the effects this will have on sea levels around the world. There has been much less press about a potentially more significant change in polar ice near the other pole, where Arctic Ocean sea ice is rapidly ...