SIKU : International Polar Year Project #166 (an overview) / Igor Krupnik, Claudio Aporta, and Gita J. Laidler -- Weather variability and changing sea ice use in Qeqertaq, West Greenland, 1987-2008 / Pierre Taverniers -- Mapping Inuit sea ice knowledge, use, and change in Nunavut, Canada (Cape Dorset, Igloolik, Pangnirtung) / Gita J. Laidler [and others] -- "It's cold, but not cold enough" : observing ice and climate change in Gambell, Alaska, in IPY 2007-2008 and beyond / Igor Krupnik, Leonard Apangalook Sr., and Paul Apangalook -- Sea ice distribution and ice use by indigenous walrus hunters on St. Lawrence Island, Alaska / Marie-Luise Kapsch, Hajo Eicken, and Martin Robards -- Sila-Inuk : study of the impacts of climate change in Greenland / Lene Kielsen Holm -- The sea, the land, the coast, and the winds : understanding Inuit sea ice use in context / Claudio Aporta -- The Igliniit Project : combining Inuit knowledge and geomatics engineering to develop a new observation tool for hunters / Shari Gearheard, Gary Aipellee, and Kyle O'Keefe -- Assessing the shorefast ice : Iñupiat whaling trails off Barrow, Alaska / Matthew L. Druckenmiller [and others] -- Creating an online cybercartographic atlas of Inuit sea ice knowledge and use / Peter L. Pulsifer [and others] -- The power of multiple perspectives : behind the scenes of the Siku-Inuit-Hila Project / Henry P. Huntington, Shari Gearheard, and Lene Kielsen Holm -- Knowings about Sigu : Kigiqtaamiut hunting as an experiential pedagogy / Josh Wisniewski -- The ice is always changing : Yup'ik understandings of sea ice, past and present / Ann Fienup-Riordan and Alice Rearden -- Qanuq ilitaavut : "how we learned what we know" (Wales Inupiaq sea ice dictionary) / Igor Krupnik and Winton (Utuktaaq) Weyapuk Jr. -- Indigenous knowledge and sea ice science : what can we learn from indigenous ice users? / Hajo Eicken -- Franz Boas and Inuktitut terminology for ice and snow : from the emergence of the field to the "great Eskimo vocabulary hoax" / Igor Krupnik and Ludger Müller-Wille -- Inuit sea ice terminology in Nunavut and Nunatsiavut / Alana Johns -- Two Greenlandic sea ice lists and some considerations regarding Inuit sea ice terms / Nicole Tersis and Pierre Taverniers -- Partnerships in policy : what lessons can we learn from IPY SIKU? / Anne Henshaw -- Epilogue : the humanism of sea ice / Michael T. Bravo