The pandemic is officially a year old. We've learnt so much.

A year ago today, the World Health Organisation officially declared the coronavirus outbreak a "pandemic". In reality, it'd been clear for some time that the SARS-CoV-2 virus wasn't going to go away anytime soon. Cases outside China had been growing fast and Italy was going into its first big lockdown. So on today's Coronacast, a look back to what we've learnt and how far we've come. Also on today's show: * Adelaide's water keeps throwing up coronavirus alerts * Getting local vaccine into bottles * What if the vaccines don't work on the new variants?

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