and sir peter fahy, that is the point, anyway, isn“t and sir peter fahy, that is the point, anyway, isn'ts want. well, the trouble is really all that is getting coverage is about protests and police tactics, about legislation, it is not really getting into the heart of this particular matter. i also happen to chair a housing association and all the housing associations are putting a great deal of effort into this whole issue about how to insulate homes and how to make them more environmentally friendly, all the complex issues around climate change, so i think the frustrating thing about this and a number of environmental protesters are now recognising this, is that this series of co—tests are damaging the cause because any protest causes a certain degree of inconvenience to the wider public, but this is causing a level of disruption and anger now that is really disproportionate, is putting pressure on the police, it will take more resources away from other activities, but also, as i say, it is also really defeating the cause and the proper public debate about this really important issue.

let's speak now to sir peter fahy. he's a former chief constable of greater manchester police. bbc news. the question occupying so many people right now, how do you protect mps on democracy, people's access to those mps, while at the same time effectively identifying and stopping threats. threats which are ever more present because of social media? yes, absolutely. clearly there will be quite a bit of focus on the prevent programme. which was put in place after thejuly the prevent programme. which was put in place after the july the 7th bombings, when we realised a lot of the threats were coming from inside the threats were coming from inside the country. this suspect was referred at some point. it is like any other programme which is put in place to try and deter young people from getting involved in knife crime or drugs, gangs, you know, it is voluntary and it will have its successes and it will have people who will sadly go on to commit violent attacks. but as all your clips have said, in terms of protection for mds, there is a balance between accessibility but putting in co