Cyclonic Activity persists in Arctic

Above image, edited from  Naval Research Laboratory , shows that a large area has developed at the center of the Arctic Ocean with very thin...

The Threat of Wildfires in the North

NASA/NOAA image based on Suomi NPP satellite  data from April 2012 to April 2013, with grid added A new map has been issued by NOAA/NASA. T...

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...

Extreme weather becomes the norm - what can you do?

. . a sky that has turned red due to greenhouse gases, while the land is flooded. The handful of people who survived are standing by helples...

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 ...

Arctic Sea Ice September 2013 Projections

What will the Arctic Sea Ice look like in September 2013? Several projections for Arctic sea ice extent are being discussed at places such a...

Arctic sea ice thickness falls by 2m in 21 days in some areas

For years,  warnings  have been raised about the dramatic decline of Arctic sea ice. Various posts at this blog have also analyzed the  expo...

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...

The Tornado Connection to Climate Change

By   Paul Beckwith,  B.Eng, M.Sc. (Physics), Ph.D. student (Climatology)  and Part-time Professor, University of Ottawa "In 2012, 93 pe...

Update on Arctic Snow and Ice

Above image, adapted from the National Snow and Ice Data Center (NSIDC), shows that Arctic sea ice extent has roughly followed the same pat...