Open Water In Areas Around North Pole

In some areas around the North Pole, thickness of the sea ice has declined to virtually zero, i.e. open water. What could have caused this o...

Mean Methane Levels reach 1800 ppb

On May 9, the daily mean concentration of carbon dioxide in the atmosphere of Mauna Loa, Hawaii, surpassed 400 parts per million (ppm) for ...

Thin Spots developing in Arctic Sea Ice

From the start of 2013, Arctic sea ice extent has roughly followed the same path it did in 2012 when a historic record low was reached, as d...

Arctic anomalies linked to extreme weather

Surface temperature anomalies of 20 degrees Celsius are not uncommon in the Arctic these days. The image below shows surface temperature ano...

Future of Arctic Ice: The Three Perspectives

By Veli Albert Kallio Veli Albert Kallio in front of Peter Wadhams and John Nissen at APPCCG event , March 13, 2012, House of Commons, Londo...