2013 Arctic sea ice is 6th lowest on record

Global News

TORONTO – The Arctic sea ice has reached its annual minimum summer extent for the year, according to the National Snow and Ice Data Center (NSIDC).

NSIDC measures the extent of sea ice rather than the area. Extent will always be a higher value than area, since extent measures the edges of the ice and all the space between it. In measuring area, any holes devoid of ice within that space would be taken into account.

Watch: Animation of daily Arctic sea ice extent and seasonal land cover change May 16-Sept. 12, 2013, the day before NSIDC estimated that sea ice reached its minimum area of extent.

Satellite data collected by NSIDC found that the sea ice shrunk to 5.10 million square kilometres in 2013, significantly higher than 2012 when it measured 3.41 million square kilometres, the lowest on record.

Still, this summer’s minimum makes it the sixth lowest in…

View original post 137 more words


Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s