The London Energy and Greenhouse Gas Inventory (LEGGI) is an emissions inventory which quantifies greenhouse gas emissions released to the environment from activities in London. It also quantifies emissions removed through Land Use, Land Change and Forestry sector activities. It is produced on an annual basis to measure progress against the Mayor's emissions reduction targets for London.  The...

These datasets accompany the London Secondary Heat Study (2013) and provides an understanding of the technical potential (available heat) and deployment potential (delivered heat) of eleven key secondary heat sources in London. The accompanying reports are available on the GLA website. Data available for Middle Super Output Areas (MSOA).

Low Emission Bus Zones use buses with top-of-the-range engines and exhaust systems that meet or exceed the highest Euro VI emissions standards. The zones have been prioritised in the worst air quality hotspots outside central London where buses contribute significantly to road transport emissions. Information includes length of route, estimated emissions reduction and date of implementation (or 'in development). For...