Here’s a list of some data sources people may be interested in. First off, the Arctic Sea Ice Graphs page. This has loads of graphs, images and charts from different groups and individuals. It will have most sea ice measures you’ll need, as well as some Arctic weather and ocean data and links to much more info, some which will appear below. https://sites.google...icseaicegraphs/ The main sea ice monitoring pages are here. They will often have links to other data, and some numbers available to download so you can do your own analysis. NSIDC http://nsidc.org/arcticseaicenews/ IJIS http://www.ijis.iarc...aice_extent.htm Cryosphere Today http://arctic.atmos....edu/cryosphere/ PIOMAS (Volume) http://psc.apl.washi...volume-anomaly/ MASIE http://nsidc.org/data/masie/ The MODIS Arctic Mosaic Satellite Imagery This updates daily and goes back to March 2009. Is composed of numerous images taken from passes of the AQUA and TERRA satellites, which are then stitched together to generate 2 whole Arctic images daily. http://rapidfire.sci...12256.terra.4km MODIS Composite Coming from the MODIS mosaic imagery, the Canadian Ice Service combine 7 days worth of mosaic images to create a composite chart. Very handy for seeing through the clouds! http://ice-glaces.ec...=10110&Lang=eng Weather and SST data DMI Arctic Sea Surface Temperatures http://ocean.dmi.dk/...te/index.uk.php Temperatures North of 80N http://ocean.dmi.dk/...meant80n.uk.php NCEP Reanalysis This is very useful when looking at climate and weather over the Arctic. You can generate maps of numerous variables, and lots of timescales. Browse around the site, there’s an enormous volume of data available. Daily http://www.esrl.noaa...composites/day/ Monthly http://www.esrl.noaa...es/printpage.pl North Pole Webcam http://www.arctic.no...gallery_np.html Sea Ice Forecasts ARCUS Sea Ice Outlook Takes contributions from experts and the public to create a prediction of the September mean sea ice extent, as well as other ice measure, regional trends and overviews on recent weather conditions and how they affected the ice. http://www.arcus.org...tlook/index.php Research The Cryosphere Journal Deals exclusively with the cryosphere and is open access, so all papers are free to view http://www.the-cryosphere.net/ If anyone has any extra links they think should be added, or ideas on how to arrange everything better, just send me a pm!