(( DO not DID =P ))
"Ooohhh typical pollutions such as the usual wastes from ignorant companies who dump their trash into the ocean, but luckily no currents run directly from a city-state to this place."
"Another polluter would be volcanic ash." "It takes a lot to make them actually get aggitated."
Hmmm interesting, but i'm curious as to how them lighting things on fire is a defensive reaction to pollution. More specifically, fire would create ash, theoretically contaminating their habitat further.