Can 'digital twins' help California manage its growing flood risk?

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Approximately 1.4 million Californians live in areas at high risk of flooding each year, and climate change is only driving this number up. But flood risk can be a tricky concept for residents and policymakers alike to grasp. Just looking at a FEMA map or knowing that a home is built in a 100-year floodplain doesn't give people an intuitive understanding of how likely it is that a flood will occur—or what could happen when one does.