archive6d
The Complete National Geographic: 108 Years of National Geographic Magazine on CD-ROM
An illustration of a magnifying glass. An illustration of a magnifying glass.
Arctic Sea Ice4d
Permafrost Map of Alaska, USA, Version 1
A copy of this map is presented on the CAPS Version 1.0 CD-ROM, June 1998. Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.