Hungary toxic sludge spill reaches Danube (Update)

The company at the centre of Hungary's toxic sludge leak that killed four people defended itself Friday, as fears increased over the threat to marine life in Europe's second longest river.

Scientists say heavy metal in sludge not dangerous

(AP) -- The toxic red sludge that burst out of a Hungarian factory's reservoir reached the mighty Danube on Thursday after wreaking havoc on smaller rivers and creeks, and downstream nations rushed to test their waters.

EU to Hungary: Don't let toxic sludge hit Danube

(AP) -- Hungary opened a criminal probe into the toxic sludge flood Wednesday and the European Union urged emergency authorities to do everything they can to keep the contaminated slurry from reaching the Danube and affecting ...

Danube delta holds answers to 'Noah's flood' debate (Video)

Did a catastrophic flood of biblical proportions drown the shores of the Black Sea 9,500 years ago, wiping out early Neolithic settlements around its perimeter? A geologist with the Woods Hole Oceanographic Institution (WHOI) ...

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