In the aftermath of the serious accident at a Hungarian alumina factory on Monday the toxic sludge has now reached the Danube river.
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Toxic sludge reaches the Danube
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Industrial Pollution puts millions of people at risk
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Toxic sludge spilt on road
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Body pulled from Shenandoah River
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Herzliya wastewater treatment plant upgraded
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Cleanup begins from damaging storm
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'Stench of dead fish has affected business'
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Heavy rains send more trash to Jakarta
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Trial for power plant charged with contaminating waters
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Man's body recovered from river
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Work on Haya's wastewater project going on in full swing
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2 injured following hazmat spill in the Delaware River
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Work continues on cleanup at site of train derailment
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Brisbane River oil spill moves upstream
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Yasi caused patchy but severe damage: scientists
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City crews clean up sewage spill
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Fifteen treated after chemical spill