The polar see-saw (also: bipolar seesaw) is the phenomenon that temperature changes in the northern and southern hemispheres may be out of phase. The hypothesis states that large …

Mar 2, 2017 · The ice core evidence from Antarctica suggests that the DO events are related to the Antarctic Isotope Maxima by a coupling of the climate of the two hemispheres, a.k.a. the Bi …

Apr 11, 2025 · The sea ice cover is one of the key components of the polar climate system. It has been a focus of attention in recent years, largely because of a strong decrease in the Arctic …

Dec 5, 2010 · The different rates of warming between 16.0 kyr BP and AIM1, observed at EDML–DF and EDC–TALDICE, suggest a different expression of the bipolar see-saw in the …

Obtain daily sea ice extent values, ranges, and median values for the Arctic or the Antarctic. Analyze monthly-averaged or daily sea ice extent and concentration via interactive maps. Plot …

Polar seas is a collective term for the Arctic Ocean (about 4-5 percent of Earth's oceans) and the southern part of the Southern Ocean (south of Antarctic Convergence, about 10 percent of …

Apr 2, 2025 · Large expanses of ice in Antartica are seen in this telephoto view from polar orbit as captured by SpaceX's Fram2 crew. (Image credit: Fram2/SpaceX)

A pole star is a visible star that is approximately aligned with the axis of rotation of an astronomical body; that is, a star whose apparent position is close to one of the celestial poles. …

Mar 27, 2025 · Polar sea ice has reached record, and near-record, lows for this time of year, pushing the pace of global warming and alarming scientists. The just declared 2025 Arctic sea …

27 November, 2024 Press releases Polar ice sheets are critical for climate projections, according to new research published today in the journal Nature Communications Earth & Environment. …