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Plynlimon research catchments: Severn elevation contour lines

Elevation contour lines within the Severn catchment at 10 metre intervals. Digitised from the scanned topographic maps.

Contour Dataset for the Jazira Region of Syria

This contour dataset complements 13 other datasets as part of a study that compared ancient settlement patterns with modern environmental conditions in the Jazira region of Syria. This study...

Airport Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 250,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 100,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 250,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 100,000 people (agglomerations) and airports with more than...

Major Road Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 250,000 people (agglomerations) and along major traffic...

Major Road Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 100,000 people (agglomerations) and along major traffic...

Major Road Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 250,000 people (agglomerations) and along major traffic...

Major Road Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 100,000 people (agglomerations) and along major traffic...

Major Railway Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 100,000 people (agglomerations) and along Network Rail...

Major Railway Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 100,000 people (agglomerations) and along Network Rail...

Major Railway Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 250,000 people (agglomerations) and along Network Rail...

Major Railway Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 250,000 people (agglomerations) and along Network Rail...

Roads (within agglomerations) Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of all road sources within areas with a population of at least 250,000 people (agglomerations). Lden indicates a 24 hour...

Railway (within agglomerations) Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of all rail sources within areas with a population of at least 100,000 people (agglomerations). Lnight indicates night...

Roads (within agglomerations) Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of all road sources within areas with a population of at least 100,000 people (agglomerations). Lden indicates a 24 hour...

Roads (within agglomerations) Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of all road sources within areas with a population of at least 100,000 people (agglomerations). Lnight indicates night...

Industry (within agglomerations) Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of industrial sources within areas with a population of at least 100,000 people (agglomerations). Lden indicates a 24...

Railway (within agglomerations) Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of all rail sources within areas with a population of at least 250,000 people (agglomerations). Lnight indicates night...