Mitcham Common
Encyclopedia
Mitcham Common or Seven Islands is 182 hectares (460 acres) of common land situated in South London
South London
South London is the southern part of London, England, United Kingdom.According to the 2011 official Boundary Commission for England definition, South London includes the London boroughs of Bexley, Bromley, Croydon, Greenwich, Kingston, Lambeth, Lewisham, Merton, Southwark, Sutton and...

. It is predominantly in the London borough
London borough
The administrative area of Greater London contains thirty-two London boroughs. Inner London comprises twelve of these boroughs plus the City of London. Outer London comprises the twenty remaining boroughs of Greater London.-Functions:...

 of Merton
London Borough of Merton
The London Borough of Merton is a borough in southwest London, England.The borough was formed under the London Government Act in 1965 by the merger of the Municipal Borough of Mitcham, the Municipal Borough of Wimbledon and the Merton and Morden Urban District, all formerly within Surrey...

, with parts straddling the borders with Sutton
London Borough of Sutton
The London Borough of Sutton is a London borough in South London, England and forms part of Outer London. It covers an area of and is the 80th largest local authority in England by population. It is one of the southernmost boroughs of London...

 and Croydon
London Borough of Croydon
The London Borough of Croydon is a London borough in South London, England and is part of Outer London. It covers an area of and is the largest London borough by population. It is the southernmost borough of London. At its centre is the historic town of Croydon from which the borough takes its name...

.

History

In feudal times, the poorest, least productive soil in a parish
Parish
A parish is a territorial unit historically under the pastoral care and clerical jurisdiction of one parish priest, who might be assisted in his pastoral duties by a curate or curates - also priests but not the parish priest - from a more or less central parish church with its associated organization...

 was designated as common land available for parishioners to graze animals and cut turf and timber for fuel. Members of this community with these rights were known as commoners. However, in the 19th century when material for road building became a valuable resource, the old grazing land was replaced by a series of pits for gravel extraction.

These works reached such a proportion that public opposition, led by George Parker Bidder
George Parker Bidder
George Parker Bidder was an English engineer, architect and calculating prodigy.Born in the town of Moretonhampstead, Devon, England, he displayed a natural skill at calculation from an early age...

 QC, culminated in the protection of the common under the Metropolitan Commons Act
Act of Parliament
An Act of Parliament is a statute enacted as primary legislation by a national or sub-national parliament. In the Republic of Ireland the term Act of the Oireachtas is used, and in the United States the term Act of Congress is used.In Commonwealth countries, the term is used both in a narrow...

 and the cost of its maintenance was split between the parish councils of Mitcham
Mitcham
Mitcham is a district in the south west area of London, in the London Borough of Merton. A suburban area, Mitcham is located on the border of Inner London and Outer London. It is both residentially and financially developed, well served by Transport for London, and home to Mitcham Town Centre,...

, Beddington
Beddington
Beddington is a settlement between the London Boroughs of Sutton and Croydon. The BedZED low energy housing scheme is located here. In Beddington was a static inverter plant of HVDC Kingsnorth....

, Wallington
Wallington, London
Wallington is a town in the London Borough of Sutton situated south south-west of Charing Cross. Prior to the merger of the Municipal Borough of Beddington and Wallington into the London Borough of Sutton, it was part of the county of Surrey.- History :...

 and Croydon
Croydon
Croydon is a town in South London, England, located within the London Borough of Croydon to which it gives its name. It is situated south of Charing Cross...

 according to the proportion of the common within each parish boundary.

Mitcham, now part of the London Borough of Merton
London Borough of Merton
The London Borough of Merton is a borough in southwest London, England.The borough was formed under the London Government Act in 1965 by the merger of the Municipal Borough of Mitcham, the Municipal Borough of Wimbledon and the Merton and Morden Urban District, all formerly within Surrey...

 bore the majority of the costs, with the remainder almost evenly split between the boroughs of Croydon
Croydon
Croydon is a town in South London, England, located within the London Borough of Croydon to which it gives its name. It is situated south of Charing Cross...

 and Sutton
London Borough of Sutton
The London Borough of Sutton is a London borough in South London, England and forms part of Outer London. It covers an area of and is the 80th largest local authority in England by population. It is one of the southernmost boroughs of London...

. These funds support a warden and three assistants. Each council is represented by four nominated members of The Board, elected every two years.

Geography and environment

500, 000 years ago, Mitcham Common formed part of the river bed of the River Thames
River Thames
The River Thames flows through southern England. It is the longest river entirely in England and the second longest in the United Kingdom. While it is best known because its lower reaches flow through central London, the river flows alongside several other towns and cities, including Oxford,...

. Since then the course of the Thames has gradually altered, exposing gravels that were initially colonised by grass
Grass
Grasses, or more technically graminoids, are monocotyledonous, usually herbaceous plants with narrow leaves growing from the base. They include the "true grasses", of the Poaceae family, as well as the sedges and the rushes . The true grasses include cereals, bamboo and the grasses of lawns ...

es and other Flowering Plant
Flower
A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants . The biological function of a flower is to effect reproduction, usually by providing a mechanism for the union of sperm with eggs...

s. Over time, woody species slowly overwhelmed these early colonisers, developing a loose scrubby vegetation that became denser until woodland
Woodland
Ecologically, a woodland is a low-density forest forming open habitats with plenty of sunlight and limited shade. Woodlands may support an understory of shrubs and herbaceous plants including grasses. Woodland may form a transition to shrubland under drier conditions or during early stages of...

 had developed. Early humans were responsible for clearing trees and suppressing their regeneration by grazing cattle
Cattle
Cattle are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius...

 and cutting turf and timber for fuel.

In the late 19th Century these practices ceased and woodland was allowed to regenerate. This process allowed a succession from grassland
Grassland
Grasslands are areas where the vegetation is dominated by grasses and other herbaceous plants . However, sedge and rush families can also be found. Grasslands occur naturally on all continents except Antarctica...

, through a series of intermediate stages, to woodland.

The river gravels are well drained and strongly acidic, leading to a hostile environment in which plants have to withstand occasional drought and nutrient deficiency
Deficiency
A deficiency is generally a lack of something. It may also refer to:*A deficient number, in mathematics, a number n for which σ A deficiency is generally a lack of something. It may also refer to:...

. However, considerable areas have acquired foreign soil
Soil
Soil is a natural body consisting of layers of mineral constituents of variable thicknesses, which differ from the parent materials in their morphological, physical, chemical, and mineralogical characteristics...

s during landfill
Landfill
A landfill site , is a site for the disposal of waste materials by burial and is the oldest form of waste treatment...

 programmes, whilst ploughing for agriculture during World War II
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 and numerous pipe laying
Pipe (material)
A pipe is a tubular section or hollow cylinder, usually but not necessarily of circular cross-section, used mainly to convey substances which can flow — liquids and gases , slurries, powders, masses of small solids...

 programmes have brought trapped nutrients to the surface. The result is a patchwork of soil types, each providing different plant and animal habitats. As the grassland reverts to woodland, the various stages in this process create further habitats.

The Seven Islands pond is the largest of all the ponds on the common, and was created as the result of gravel
Gravel
Gravel is composed of unconsolidated rock fragments that have a general particle size range and include size classes from granule- to boulder-sized fragments. Gravel can be sub-categorized into granule and cobble...

 extraction during the 19th century. The most recent pond to be created, Bidder's pond, was created in 1990 and named for George Parker Bidder
George Parker Bidder
George Parker Bidder was an English engineer, architect and calculating prodigy.Born in the town of Moretonhampstead, Devon, England, he displayed a natural skill at calculation from an early age...

.

Buildings

There are a few buildings on the common. The buildings comprising the Windmill Trading Estate have existed in one form or another since 1782, when the estate was established as workhouse
Workhouse
In England and Wales a workhouse, colloquially known as a spike, was a place where those unable to support themselves were offered accommodation and employment...

s for the poor. Companies to have utilised the buildings include Hooper's Telegraph Works
Hooper's Telegraph Works
The Hooper's Telegraph Works Ltd was established by William Hooper in 1870 to manufacture and lay submarine communications cable. The company's first order was for a 2,300 nautical mile cable linking Vladivostock with Hong Kong, via Shanghai. The company also dropped cable for the Western and...

. Recently the Estate has been replaced by a mixed-tenure of housing apartments. The Mill House Ecology Centre and the Mill House Pub are located near the site of an old windmill, the remnants of which still exist. There also exists upon the common a carved granite stone in commemoration of George Parker Bidder
George Parker Bidder
George Parker Bidder was an English engineer, architect and calculating prodigy.Born in the town of Moretonhampstead, Devon, England, he displayed a natural skill at calculation from an early age...

.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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