There are also passing references in many other articles on this site

Birmingham Grand central platforms: dingy, polluted, subterranean canyons

Birmingham air pollution 15: Moseley Forum meeting, 28th March

Air pollution 14: What Traffic Fumes Do to Our Children

Air pollution 13: Theresa May is urged to take action on air quality: February 25, 2017

City pollution 12: Traffic emissions raise risk of heart attacks, strokes, cancer – and dementia? January 6, 2017 //

Birmingham air pollution: mitigation or abolition? December 9, 2016

WM industrial, academic and political action on air pollution  December 9, 2016 //

Air pollution: causing illness, premature death – and now car accidents?  October 21, 2016

How many lungs and hearts in the city will be damaged by air pollution before action is taken?  September 27, 2016

Can health-threatening air pollution in London and Birmingham be reduced?  August 24, 2016 //

Event focussing on air pollution  June 1, 2016 //

How many Brummies died last year due to air pollution at illegal levels? May 22, 2016

Extremist threat ? But over 1000 are killed by air pollution in Birmingham each year August 28, 2015

How long will councillors ignore concerns about illness and premature deaths caused by the city’s polluted air? July 17, 2015 //

Reducing air pollution in Birmingham

March 27, 2014 //

Children in Northfield, Digbeth, Nechells, Harborne and Kings Heath learn about levels of air pollution in their neighbourhood  April 6, 2014 //