airflow

He adds that single-aspect homes, with windows only at the front of a room, are hot in part because of a lack of airflow.

City Hall said strong sunshine and hot weather are expected to trigger high ozone levels, with airflow from mainland Europe likely to worsen the situation.

Breezeways - outdoor passages with roofs that improve airflow - water features and curved buildings could also tackle the issue, but planting more trees should be the priority, said the team from Cardiff University.

This is messy airflow created where the inner shoulder of the rear tyres meets the ground.

Changes in weather patterns to the west of the UK could disrupt the build of high pressure and southerly airflow that would help boost heat across eastern areas.