Shows the locations of Tree preservation orders.
This data is indicative only and cannot legally be relied upon for the justification of tree works or removal. If you wish to clarify whether a tree is protected under a Tree Preservation Order you must request this information from the Local Planning Authority Tree Officer
Includes passive and active monitoring sites measuring NO2, PM10 and PM2.5. Active site data updated every hour to provide current pollution levels. Layers of modelled air pollution concentrations are also available. Useful links: London Air London Atmospheric Emissions (LAEI) 2016