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The Tees–Exe line is an imaginary northeast-southwest line that can be drawn on a map of
The Tees–Exe line is an imaginary northeast-southwest line that can be drawn on a map of Great Britain
Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...
which roughly divides the island into lowland and upland regions.
The line links the mouth of the River Tees
The River Tees (), in Northern England, rises on the eastern slope of Cross Fell in the North Pennines and flows eastwards for to reach the North Sea between Hartlepool and Redcar near Middlesbrough. The modern day history of the river has be ...
between Redcar
Redcar is a seaside town on the Yorkshire Coast in the Redcar and Cleveland unitary authority in the county of North Yorkshire, England. It is located east of Middlesbrough.
The Teesside built-up area's Redcar subdivision had a population of ...
and Hartlepool
Hartlepool () is a seaside and port town in County Durham, England. It is the largest settlement and administrative centre of the Borough of Hartlepool. With an estimated population of 90,123, it is the second-largest settlement in County ...
in the north east of England with the mouth of the River Exe
The River Exe ( ) in England rises at Exe Head, near the village of Simonsbath, on Exmoor in Somerset, from the Bristol Channel coast, but flows more or less directly due south, so that most of its length lies in Devon. It flows for 60 mile ...
in Devon
Devon ( , historically known as Devonshire , ) is a ceremonial and non-metropolitan county in South West England. The most populous settlement in Devon is the city of Plymouth, followed by Devon's county town, the city of Exeter. Devon is ...
in the south west. To the south and east of this line, the landscape, whilst not always flat, is certainly lower and is characterised by flat-lying or gently tilted or folded sedimentary rock
Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particles ...
s. North and west of this line are the older, generally harder rocks including igneous
Igneous rock (derived from the Latin word ''ignis'' meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or ...
and metamorphic rock
Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock (protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, causin ...
s and the Palaeozoic
The Paleozoic (or Palaeozoic) Era is the earliest of three geologic eras of the Phanerozoic Eon.
The name ''Paleozoic'' ( ;) was coined by the British geologist Adam Sedgwick in 1838
by combining the Greek words ''palaiós'' (, "old") and '' ...
and Precambrian
The Precambrian (or Pre-Cambrian, sometimes abbreviated pꞒ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of the ...
sandstones and limestones which usually stand out as upland areas.Monkhouse, F.J. 1971 ''Principles of Physical Geography'' University of London Press, London The areas to the north and west of the line also have a generally wetter climate than areas to the east and south.
Other imaginary lines can be drawn, for similar purposes, between the Severn Estuary
The Severn Estuary ( cy, Aber Hafren) is the estuary of the River Severn, flowing into the Bristol Channel between South West England and South Wales. Its high tidal range, approximately , means that it has been at the centre of discussions in t ...
and the Wash
The Wash is a rectangular bay and multiple estuary at the north-west corner of East Anglia on the East coast of England, where Norfolk, England, Norfolk meets Lincolnshire and both border the North Sea. One of Britain's broadest estuaries, it i ...
, and between the Severn and the mouth of the River Trent
The Trent is the Longest rivers of the United Kingdom, third-longest river in the United Kingdom. Its Source (river or stream), source is in Staffordshire, on the southern edge of Biddulph Moor. It flows through and drains the North Midland ...
. The Cross Country Route
A cross is a geometrical figure consisting of two intersecting lines or bars, usually perpendicular to each other. The lines usually run vertically and horizontally. A cross of oblique lines, in the shape of the Latin letter X, is termed a sa ...
follows the line by railway along most of the length.
See also
*Geology of the United Kingdom
The geology of Great Britain is renowned for its diversity. As a result of its eventful geological history, Great Britain shows a rich variety of landscapes across the constituent countries of England, Wales and Scotland. Rocks of almost all geolo ...
References