Kerre Woodham: Have we not learned from slash damage and flooding?

In the wake of the Motueka valley flooding with warnings that Australia's bomb cyclone is set to bring severe weather conditions to New Zealand, we're on weather watch. Not just the media, although looking at the television screens in my studio —one on BBC talking about the heat waves in Europe and another on Sky News from Australia talking about severe wind, rain and surf in eastern New South Wales— globally we appear to be on weather alert.