The ISMASS 2012 Workshop was held on 14 July 2012 in Portland, Oregon, USA, under the auspices of the XXXII SCAR and Open Science Conference. A summary of the main outcomes, the invited lecture abstracts and videos of the entire sessions can be found at the workshop website http://www.climate-cryosphere.org/en/events/2012/ISMASS/Results.html. Thanks to APECS and CliC for the video things.