 Both are produced in conjunction with the International Permafrost Conferences and available from the National Snow and Ice Data Center.An illustrated Glossary of Permafrost and Related Ground-Ice Terms in 12 languages (Chinese, English, French, German, Icelandic, Italian, Norwegian, Polish, Romanian, Russian, Swedish, and Spanish), 278 pages, was produced in 1998.IPA cooperates with the American Geological Institute by providing literature to its Cold Regions Bibliography Project.