Most rare weather events take time for conditions to build up again.
Earthquakes, volcano eruptions, wildfires...
replyVolcanic eruptions have an unpleasant tendency to be episodic, and onset can be far faster than hurricanes or wildfires. Best to minimize how much of your infra has even a (supposed) 0.001% annual chance of being affected.
replyEarthquakes and volcanoes are not normally considered to be weather events.
replyHeh. There's also cyclical weather patterns (El Niño). You get the point.
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