Book reviews : Embleton,C.,Brunsden,D. and Jones,D. C. K.,editors,1978: Geomorphology: present problems and future prospects. Oxford: Oxford University Press for the British Geomorphological Research Group. 281 pp. £8.50

Anderson, M.G. and Kneale, P.E. 1980: Soil moisture and stability conditions on a motorway embankment . Earth Surface Processes (in press).

Carson, M.A. 1971: An application of the concept of threshold slopes to the Laramie Mountains, Wyoming. In Brunsden, D. , editor, Slopes form and process, Institute of British Geographers Special Publication 3, 31-48.

Richards, K.S. and Anderson, M.G. 1978: Slope stability and valley formation in glacial outwash deposits, North Norfolk. Earth Surface Processes 3, 301-318.

Schumm, S.A. 1977: The fluvial system. Chichester: John Wiley. (333 pp.)

Sugden, D.E. and John, B.S. 1976: Glaciers and landscape. London: Edward Arnold. (376 pp.)

Whipkey, R.Z. and Kirkby, M.J. 1978: Flow within the soil. In Kirkby, M. J. , editor, Hillslope hydrology, Chichester: John Wiley, 121-44.