On a sun-soaked spring morning in Central Florida, the 22,000-acre Lake Woodruff National Wildlife Refuge is almost eerily quiet - and to Balog, that silence says everything.

A major engineering project has reversed the flow of water in a century-old canal to protect the Indian River Lagoon and restore a natural watershed divide in Brevard County.

People in a historic part of Seminole County say it floods every time it rains, and they believe the situation is getting progressively worse.