Environmental groups Insulate Britain and Extinction Rebellion are calling for homes to be made more energy efficient.
It’s the second time in three days that the country’s busiest motorway has been blocked.
25 people have been arrested today by Surrey Police and A further 11 have been arrested by the Met Police, who say it’s an “unreasonable and unsafe highway obstruction”
It follows 78 arrests on Monday, after Heathrow and Godstone were blocked.
Dr Bing Jones is one of those who've been taking action.