UKCEH Land Cover Plus: Hedgerows 2016-2021 (England)
This dataset contains a model of the extent and height class of woody linear features on field boundaries in England, including hedgerows, tree lines and semi-natural thickets of shrubs and trees. The model was derived from processing of the Environment Agency lidar product (National Lidar Programme), captured in 2016-2021, and the linework is consistent with the polygon boundaries used in the UK Centre for Ecology & Hydrology (UKCEH) Land Cover Map (LCM). Due to expected low densities of woody linear features, and potential uncertainty, areas excluded from the coverage include LCM classes of mountain/moor/heath, open water and the coastal zone, urban/suburban areas and woodlands (i.e., areas of continuous non-linear woody cover). An area of approximately 24 x 25 km on the North Yorkshire Moors was also excluded from the model, as this area was not mapped by the EA lidar. Full details about this dataset can be found at
https://doi.org/10.5285/d90a3733-2949-4dfa-8ac2-a88aef8699be
Simple
- Date (Publication)
- 2024-01-16
- Identifier
- doi: / 10.5285/d90a3733-2949-4dfa-8ac2-a88aef8699be
- Other citation details
- Broughton, R.K., Burkmar, R., McCracken, M., Mitschunas, N., Norton, L.R., Pallett, D.W., Patton, J., Redhead, J.W., Staley, J.T., Wood, C.M., Pywell, R.F. (2024). UKCEH Land Cover Plus: Hedgerows 2016-2021 (England). NERC EDS Environmental Information Data Centre 10.5285/d90a3733-2949-4dfa-8ac2-a88aef8699be
- GEMET - INSPIRE themes, version 1.0
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- Land Cover
- Access constraints
- otherRestrictions Other restrictions
- Other constraints
- Controlled
- Use constraints
- otherRestrictions Other restrictions
- Other constraints
- Bespoke licensing conditions apply to these data. If you choose to download the data, the UKCEH Data Licensing team will contact you to negotiate a licence.
- Use constraints
- otherRestrictions Other restrictions
- Other constraints
- If you reuse this data, you should cite: Broughton, R.K., Burkmar, R., McCracken, M., Mitschunas, N., Norton, L.R., Pallett, D.W., Patton, J., Redhead, J.W., Staley, J.T., Wood, C.M., Pywell, R.F. (2024). UKCEH Land Cover Plus: Hedgerows 2016-2021 (England). NERC EDS Environmental Information Data Centre https://doi.org/10.5285/d90a3733-2949-4dfa-8ac2-a88aef8699be
- Spatial representation type
- vector Vector
- Distance
- 1 urn:ogc:def:uom:EPSG::9001
- Metadata language
- EnglishEnglish
- Character set
- utf8 UTF8
- Topic category
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- Environment
- Biota
- Begin date
- 2016-01-01
- End date
- 2021-12-31
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- Unique resource identifier
- OSGB 1936 / British National Grid
- Distribution format
-
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Shapefile
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Shapefile
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- OnLine resource
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Download the data
Download a copy of this data
- OnLine resource
-
Supporting information
Supporting information available to assist in re-use of this dataset
- Hierarchy level
- dataset Dataset
- Other
- dataset
Conformance result
- Date (Publication)
- 2010-12-08
- Statement
- This model was produced by collating Environment Agency airborne lidar data, Land Cover Map (LCM) linear data, and Ordnance Survey (OS) data. The lidar data were filtered and pixels were removed based on their attributes and coincidence with OS data (masking). Vectorized output was used to classify a linear framework of the LCM, creating a classified polyline model of linear features. The model was validated by ‘ground-truthing’ against 38 test squares of 1 km^2 each, which were surveyed on the ground by trained fieldworkers in 2022 using Countryside Survey methods. The results showed good agreement between the lidar model and the ground-truthing, allowing for a spatial buffer tolerance around features to account for the different linear frameworks they were based upon. At the summary scale across all test squares, the total woody feature lengths showed a 96% agreement. At the scale of individual test squares, there was an average 76% agreement of woody feature lengths within a 20 m buffer tolerance. Height classifications of the model showed an exact agreement for 32% of the total feature length, and 63% agreement within a tolerance of one class above or below.
- File identifier
- d90a3733-2949-4dfa-8ac2-a88aef8699be XML
- Metadata language
- EnglishEnglish
- Character set
- ISO/IEC 8859-1 (also known as Latin 1) 8859 Part 1
- Hierarchy level
- dataset Dataset
- Hierarchy level name
- dataset
- Date stamp
- 2025-04-28T12:18:48
- Metadata standard name
- UK GEMINI
- Metadata standard version
- 2.3
Point of contact
NERC EDS Environmental Information Data Centre
Lancaster Environment Centre, Library Avenue, Bailrigg
,
Lancaster
,
LA1 4AP
,
UK
https://eidc.ac.uk/
Overviews
Spatial extent
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Associated resources
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