Geology of Kent into northern France. The fold arises from the continuing Alpine orogeny and results in the general northward dip of the rock strata in most of Kent. There are extensive spreads of coastal and estuarine alluvium on the Thames Estuary coast, in the low ground surrounding the Isle of Thanet and across Romney Marsh. Alluvium also floors the valleys of the River Medway and Stour. 'Clay-with-flints' is a commonly occurring deposit across the North Downs which is a product of periglacial conditions during the last ice age. Loessic deposists, of aeolian origin i.e. windblown, are common in east Kent, especially on
Cowden, East Riding of Yorkshire Cowden, East Riding of Yorkshire Cowden (or Little Cowden) is a hamlet in the East Riding of Yorkshire, England, in an area known as Holderness. It is situated approximately south of Hornsea and lies just east of the B1242 road towards the North Sea coast. Its name means a hill where charcoal was burnt. It forms part of the civil parish of Mappleton. The Royal Air Force operated a bombing range on the beach at Cowden between 1959 and 1998. The range was closed due to coastal erosion, which is quite common on the East Riding coast. The erosion sometimes