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
East Coast of the United States 1677) and Florida (part of New Spain until 1821, though held by the British for 20 years after the French and Indian War). The Middle Colonies (New Jersey, Pennsylvania, New York, and Delaware) had been owned by the Dutch as New Netherland, until they were captured by the English in the mid-to-late 17th century. There are three basic climate regions on the East Coast according to the Köppen climate classification from north to south based on the monthly mean temperature of the coldest month (January): The region from northern Maine south to northern Rhode Island and Connecticut has a continental