Air-pollution – our biggest killer?

At present, the world is clearly in crisis over the coronavirus pandemic. In reality, this has affected a significant number of people around the globe, with around 100 million cases and close to 50,000 deaths. Many parts of the world have gone into serious lockdowns and restrictions with a virus that in reality causes a mild illness in around 80% of cases but has been associated with a high case fatality rate in Italy (11%) but a low fatality rate in Australia (at present, just below 0.5%).