John Menzies, ed 1995–96. Glacial environments Vol.I. Modern glacial environments: processes, dynamics and sediments. xxvi + 621 pp., 246 × 198 mm. ISBN 0-75062-351-9. PB. £40. Oxford, etc., Butterworth–Heinemann.John Menzies, ed. 1996. Glacial environments. Vol 2. Past glacial environments: sediments, forms and techniques. xxiv + 598 pp., 246 × 198 mm. ISBN 0-75062-352-7 PB. £40. Oxford, etc., Butterworth–Heinemann.