Geoscience Reference
In-Depth Information
stone has been eroded during the late Tertiary and Quaternary, particularly by rivers
but also by the Anglian ice, explains why this Fenland Landscape is never more than a
few metres above or below sea level. In the south, islands of marginally more resistant
bedrock are surrounded by younger Fen deposits, for example at Ely.
FIG
273.
Slope map of sub-area III, showing the Fen edge and thermokarst hollows
south of Peterborough. Located on Figure 275.
FIG
274.
The Fenland.
FIG
275.
Central Fenland, showing locations (
c1, c2
etc.) mentioned in the text.
Numerous gravel pits in the surface blanket of the Fens near Peterborough (Fig.
275,
c1
) and Stamford (
c2
) mark the location of fans of gravel brought into the Fenland
