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Networks of Networks

Connectedness and integration makes networks powerful. And susceptible to large-scale failure. Individuals travelling to/from/within Europe are acutely aware of this due to the Icelandic volcano eruption. When one aspect of an interconnected network begins to fail, cascading phenomenon can impact the integrity of other networks. Network of Networks puts it this way:

When networks are interdependent, you might think they’re more stable. It might seem like we’re building in redundancy. But it can do the opposite…Networks with broad distributions are robust against random attacks. But we found that broad interconnected networks are very fragile