Question to the Department for Environment, Food and Rural Affairs:

To ask the Secretary of State for Environment, Food and Rural Affairs, with reference to page 58 of his Clean Air Strategy 2019, what recent estimate he has made of the emissions in g/MWh of fine particulate matter in homes from (a) solid fuel open fires, (b) non-Defra exempt stoves, (c) Defra exempt or Ecodesign stoves, (d) pellet-fired boilers, (e) oil-fired boilers, (f) gas-fired boilers and (g) electric heating.

The emission levels presented in the infographic on page 58 of the Clean Air Strategy were derived from emission factors in the EMEP 2016 Guidebook. The EMEP Guidebook was updated in 2019 and can be accessed via:

https://www.eea.europa.eu/publications/emep-eea-guidebook-2019