Masthead
Greater London Authority (GLA)
Topic
Environment
PM2.5 map and exposure data
Greater London Authority (GLA)
Updated over 8 years ago
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...
Mortality Risk from High Temperatures in London (Triple Jeopardy Mapping)
Greater London Authority (GLA)
Added over 8 years ago
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"....
Low Carbon Generators
Greater London Authority (GLA)
Updated almost 9 years ago
Listing of low carbon energy generators installed on GLA group properties as requested in question 2816/2010 to the Mayor during the September 2010 Mayor's Question Time.To date information has been provided by the London Fire and Emergency Planning Authority, the GLA and the Metropolitan Police Service (MPS). Transport for London has provided interim data, and further data will follow. LFEPA...
Air quality exposure data broken down by parliamentary constituency
Greater London Authority (GLA)
Added about 9 years ago
This is a dataset of air quality exposure data broken down by parliamentary constituency based on the current 2013 data from the London Atmospheric Emissions Inventory. The legal limit for NO2 is an average annual concentration of 40 ug/m3.
Schools and educational institutions air quality exposure data broken down by parliamentary constituency
Greater London Authority (GLA)
Added about 9 years ago
This is a dataset of schools and educational institutions air quality exposure data broken down by parliamentary constituency based on the current 2013 data from the London Atmospheric Emissions Inventory.This list includes all educational establishments (excluding private nurseries). Note there are some schools which have closed but these are included for consistency with previous data sets. The legal limit for...
Analysing Air Pollution Exposure in London
Greater London Authority (GLA)
Updated about 9 years ago
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...
London’s Urban Heat Island - During A Warm Summer
Greater London Authority (GLA)
Updated over 9 years ago
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...
London's Urban Heat Island - Average Summer
Greater London Authority (GLA)
Added over 9 years ago
For an urban heat island map during a warm summer see this dataset. This map shows the results of an ‘UrbClim’ simulation for the mean temperature at midnight during the summer of 2011 (May to September) at a resolution of 250m. This summer has been selected as a typical summer for a West-European city.On average, the night-time temperature is approximately...
London Atmospheric Emissions Inventory (LAEI) 2010
Greater London Authority (GLA)
Updated about 10 years ago
The LAEI 2010 has since been superseded. Click here for the full list of releases. Estimates of eight key and six subisdary pollutants are included for the base year 2010 and projected forward to 2012, 2015, and 2020. The LAEI area covers the 32 London Boroughs and the City of London and up to the M25 motorway.Due to the size...
Air quality summary statistics
Greater London Authority (GLA)
Updated about 10 years ago
Data for London air quality monitoring sites showing whether annual monitoring objectives were met for different species of pollutant. Data for 2016 includes the first two months of the year only so this is an indicative outlook. This data was accessed using the London Air API.For some species, all monitoring sites taking measurements have met the monitoring objectives over the...