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Spatio-temporal Analysis of Melting Onset Dates of Sea-ice in the Arctic

October 10, 2011

Indian Journal of Geo-Marine SciencesIndian Journal of Geo-Marine Sciences, Vol.40(4), August 2011

Oza, S R; Singh, R K K; Vyas, N K; and Sarkar, Abhijit

“Present study aims at the investigation of long-term satellite derived images of Earliest Melting Onset Date (EMOD) and Latest Melting Onset Date (LMOD) to study the sea ice variability in the Arctic. By applying cluster classification technique on the images of EMOD and LMOD, clusters having similar tendency were retrieved. The locations of centroids of the clusters revealed a distinct pattern showing tendency of clusters towards the early/delayed onset of melting.

Clusters showing similar tendency of earliest and latest melt onset dates

Clusters showing similar tendency of earliest and latest melt onset dates.

“It was observed that the clusters having larger differences between EMOD and LMOD fell within the ocean area that became ice-free in September 2007. This study indicates that similar analysis using information on the onset of melting over the recent past (1998-2009) may help to predict the ice-free vulnerable zones in the coming 6-8 years.”

2 Comments leave one →
  1. October 13, 2011 5:06 am

    A very worthwhile application of GIS. I’m interested, but the link to the article is not working.

  2. Matt Artz permalink*
    October 13, 2011 6:54 am

    Here is the link:

    http://nopr.niscair.res.in/bitstream/123456789/12761/1/IJMS%2040%284%29%20497-501.pdf

    I got it to work just now, but it is very slow…

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