Description for Paleoclimate Paperback. Earth's climate has undergone dramatic changes over the geologic timescale. At one extreme, Earth has been glaciated from the poles to the equator for periods that may have lasted millions of years. This title presents the study of such changes and their causes. Series: Princeton Primers in Climate. Num Pages: 320 pages, 40 line illus. BIC Classification: RBGF; RBP; RBX. Category: (P) Professional & Vocational; (U) Tertiary Education (US: College). Dimension: 203 x 128 x 18. Weight in Grams: 322.