whatever is driving increases in winter arctic temperatures   is not heat coming out of the arctic ocean, which is covered with   insulating ice.'
whatever is driving increases in winter arctic temperatures   is not heat coming out of the arctic ocean, which is covered with   insulating ice.'
arctic ice pack:6
sea ice has an important effect on the heat balance of the polar oceans, since it insulates the (relatively) warm ocean from the much colder air above, thus reducing heat loss from the oceans.