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

To ask the Secretary of State for Environment, Food and Rural Affairs, how many people in the UK have signed up to receive air pollution alerts from UK-AIR; and what mechanisms he is using to monitor the effectiveness of the air quality alert system at (a) reaching the intended audience and (b) meeting its other goals.

450 people are currently signed up to receive air pollution alerts from UK Air. Metrics to monitor the effectiveness of the new system are being considered as part of the design process.