Protesters from Insulate Britain blocked off several lanes of traffic at Parliament Square ahead of Prime Minister's Questions.Around 30 activists ran on to the road, just past the gated entry to the Houses of Parliament, at 11.39am - many attempting to glue themselves to the pavement.Police kept one lane of the road open, allowing traffic to continue flowing past Parliament towards Lambeth Bridge.

Protesters from Insulate Britain blocked off several lanes of traffic at Parliament Square ahead of Prime Minister's Questions.Around 30 activists ran on to the road, just past the gated entry to the Houses of Parliament, at 11.39am - many attempting to glue themselves to the pavement.Police kept one lane of the road open, allowing traffic to continue flowing past Parliament towards Lambeth Bridge.