For an urban heat island map during an average summer see this dataset. A heatwave refers to a prolonged period of unusually hot weather. While there is no standard definition of a heatwave in England, the Met Office uses the World Meteorological Organization definition of a heatwave, which is "when the daily maximum temperature of more than five consecutive days exceeds the average maximum temperature by 5°C, the normal period being 1...

GIS files showing the boundary of the Old Oak and Park Royal Development Corporation. Data is available in either ESRI shapefile or MapInfo TAB format.

GIS files showing the boundary of the new Mayoral Development Corporation following the consultation period from February to April 2011. Data is available in either ESRI shapefile or MapInfo TAB format.

Indicative locations of all known allotments in London, as gathered during the London Assembly Scrutiny investigation in 2006. This dataset was created by the GLA's GIS team on behalf of the London Assembly as part of their 2006 investigation into the provision and availability of allotments in London. The data was collected in order to quantify the number of allotments in each London Borough at the time and was used as the basis for a ...

OpenStreetMap (openstreetmap.org) is a global collaborative mapping project, which offers maps and map data released with an open license, encouraging free re-use and re-distribution. The data is created by a large community of volunteers who use a variety of simple on-the-ground surveying techniques, and wiki-syle editing tools to collaborate as they create the maps, in a process which is open to everyone. The project originated in Lon...

Areas identified in the London Plan Consultation 2009 as having significant potential for increases in residential, employment and other uses through development of sites at higher densities with more mixed and intensive use but at a level below that which can be achieved in the Opportunity Areas. Each area is represented as a point. This data is subject to change and should be checked with the relevant Local Authority before use. Clic...

The Central Activities Zone (CAZ) as shown in the London Plan Consultation 2009, not finalized and therefore provided for illustrative use only. The CAZ is the area where planning policy recognises the importance of strategic finance, specialist retail, tourist and cultural uses and activities, as well as residential and more local functions. Use with caution as there is a risk that planning decisions could be based a boundary that has...

Inner and Outer London as defined in the London Plan Consultation 2009, represented as two polygons and based on Borough boundaries. One of several different versions of inner and outer London. Click here to visit the London Plan pages

GLA sub-region boundaries as defined in the London Plan Consultation 2009. Created by merging borough boundaries into the following five sub regions: Central, North, East, South and West. Note that these sub-regions differ from those defined in the 2004 London Plan and the 2008 document 'The London Plan: Consolidated with Alterations since 2004'. • Central: Camden, City, Islington, Kensington & Chelsea, Lambeth, Southwark, Westminster....

Areas identified in The London Plan Consolidated with Alterations since 2004 as having significant potential for increases in residential, employment and other uses through development of sites at higher densities with more mixed and intensive use. Each area is represented as a point. This data is subject to change and should be checked with the relevent Local Authority before use. Click here to visit the London Plan pages