National Geographic: On a muddy bluff overlooking the Yellowstone River, Paul Peronard watched as workers tried to mop up oil through holes drilled into the frozen surface. Nearby, a whirring vacuum truck held crude from the first serious U.S. spill into icy water in a quarter-century.
The week had begun sunny and unseasonably mild. Peronard, the Environmental Protection Agency's on-scene coordinator, asked for an update. The response: Ice was melting upstream, adding to the cleanup's danger.
"Oh," Peronard winced....