"However, there are no easy answers to this particular problem. Building a new bypass will move some of the pollution away from the most affected houses, but the initial reduced congestion risks encouraging more traffic to use that route and so the problem returns. Purchasing and demolishing the homes removes the residents from the problem, but does nothing to reduce overall pollution and puts the main burden of the solution onto the victims.
"The views of residents are key to reaching a decision but the Wales Green Party is concerned that not enough is being done to inform residents of the options and seek their opinions. Caerphilly Council have posted a response form on their website, but this requires residents to read a detailed 72 page technical report with a deadline for responses of the 31st August. This is just not good enough.
"Although Hafodyrynys is an extreme example, pollution affects us all. The Green Party is pushing for new and bold government policies to improve the quality of the air we breathe and safeguard the health of people living in our towns and cities."
For more information:
https://www.theguardian.com/uk-news/2017/aug/25/residents-torn-plan-raze-homes-wales-crumlin-polluted-road
http://www.bbc.co.uk/news/uk-wales-south-east-wales-40976647