Reuters: BOR, Serbia For cattle in the Serbian village of Slatina, drinking from the Borska Reka river is likely to prove deadly.
A stream of yellow and brown sludge comprised largely of toxic waste, the Borska Reka has for a century been a run-off from a nearby copper mine and is one of Serbia's most polluted places.
It also symbolises the multi-billion-euro environmental problem that heavily indebted Serbia must tackle in its next phase of talks on joining the European Union.
The Borska Reka is...