First Post: By looking at Twitter data, it is possible to determine the damage caused by a natural disaster in just a few hours, say researchers who analysed Twitter activity before, during and after Hurricane Sandy which caused severe damage in the US four years back.
Hurricane Sandy caused more damage than any other storm in US history, with an economic impact in the region of $50,000 million.
Hundreds of millions of geo-located tweets making reference to this topic were collected from 50 metropolitan...