What’s behind Sydney’s latest floods?

As we wait to see how fast flood waters recede in Sydney and what the damage will be further north in the coming days, many are already asking: are we doing all we can to prepare for these disasters? Gabrielle Jackson speaks to Peta Levy, whose house has been flooded three times in the past 18 months, and environment reporter Graham Readfearn about what role the climate crisis is playing in recent natural disasters