LA Times:
At least, Yudin said, there is the sound of birds chirping in the trees. During most of 2004, when a toxic plume from the plant killed off many gardens in Karabash and some of the surrounding countryside, the town was eerily silent.
Even the butterflies left.
Yudin laughed.
“It’s funny that birds are much smarter than we are,” he said.
“They flew away.”
Here.