Thunderstorm asthma: 'You're talking an event equivalent to a terrorist attack'

A perfect storm of factors that triggered a mass asthma event and claimed at least five lives in Melbourne has perplexed health experts, who believe climate change may be the missing piece of the puzzleA sudden drop in temperature in Melbourne on Monday evening from peaks of 35C brought with it severe thunderstorms and triggered a mass asthma event that left hospitals struggling to treat 8,500 patients.There is a small group of researchers around the world working to understand the phenomena kno