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- Created 6 years ago
SuDS Opportunity Mapping Tool
Greater London Authority (GLA)User Guide for the SuDS Opportunity Mapping Tool. - Created 6 years ago
Borough Heat Mapping reports (2010-2012)
Greater London Authority (GLA)Borough Heat Mapping reports produced by Local Authorities across London in the period 2010-2012. LDA funded through the DEMap Programme - Created 6 years ago
Communal Heating Consumer Survey Report
Greater London Authority (GLA)The Communal Heating Consumer Survey was conducted in October 2017 to collect feedback from consumers on their views on the quality and satisfaction of the communal heating scheme which provides space heating and hot water to their properties. A report has been published a year after, summarising the survey's key findings and results, and it can be downloaded here. The GLA is aware that residents in some new developments where CHP sy... - Updated 6 years ago
Green roofs in the Central Activities Zone
Greater London Authority (GLA)Overview An updated spatial data set for existing green roofs has been produced for London's Central Activities Zone (CAZ) using 2015 aerial imagery. The CAZ makes up around two per cent of London's total area. Method ArcMap GIS software was used to map green roofs installations. The aerial imagery was loaded into the software in true colour (RGB) and infrared (IR) composites, along with the CAZ boundary and London 500x500m Ordnance Sur... - Updated 6 years ago
Draft London Environment Strategy Consultation 2017
GLA Opinion ResearchThe draft London Environment Strategy set out the Mayor’s vision of London’s environment to 2050. The draft strategy was published on the London.gov.uk website on 11 August 2017 for a 14-week public consultation. It set out the Mayor’s ambition to make London the greenest global city. The Report to the Mayor provides a high-level summary and analysis of the issues raised during the consultation of the draft strategy, from both technical... - Updated 7 years ago
PM2.5 map and exposure data
Greater London Authority (GLA)This report contains an introduction to PM2.5, summarises our current understanding of PM2.5 concentrations and exposure, discusses the findings of research undertaken by the GLA and TfL into the extent of PM2.5 pollution in London, and assesses the potential for meeting World Health Organisation guidelines by 2030. Our analysis found that at present all Londoners are exposed to concentrations higher than WHO air quality guidelines, bu... - Updated 7 years ago
Annual London Survey 2000 - 2011
GLA Opinion ResearchThis dataset contains the topline results from the Annual London Surveys undertaken between 2000 and 2011 (there was no survey was 2008). Responses for these surveys were collected by conducting approximately 1,400 face-to-face interviews (exact numbers vary year on year) in respondents’ homes. From 2014 onwards the Annual London Survey has been delivered by Talk London, City Hall’s online research community. The results for these surv... - Updated 7 years ago
Mortality Risk from High Temperatures in London (Triple Jeopardy Mapping)
Greater London Authority (GLA)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 generally 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 1961-1990". They are common in the northern and southern hemisph... - Updated 8 years ago
Analysing Air Pollution Exposure in London
Greater London Authority (GLA)Updated in Februrary 2017. Air quality in London has improved in recent years as a result of policies to reduce emissions, primarily from road transport. However, recently updated maps of pollution concentrations for 2013 (LAEI 2013) still show significant areas of exceedances of the annual mean NO2 EU Limit Values. Improvements are planned to address these, as recently announced in the Mayor’s package of air quality measures. The U... - Updated 8 years ago
London’s Urban Heat Island - During A Warm Summer
Greater London Authority (GLA)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...