Almost by definition, the issues they deal with are complex and multi-faceted, impossible to completely model or holistically analyze.

FORBES: Meeting the Big Data challenge: DON'T be objective

With our tools they can model it real-time with current events and also analyze historical events that have happened in an area before.

FORBES: Analyzing The Flood Of Data From Tropical Storms In Real-Time

In short, there are no easy answers other than analyze the data, develop a model, test it, seek public comment and feedback, refine it, and repeat.

FORBES: A Guide to Thinking In the Era of Big Data: Nate Silver's "The Signal & The Noise"