Bajos de Haina was named as one of the ten most polluted places on earth by the US based environmental group the Blacksmith Institute in 2006.
As of 2007, the Blacksmith Institute, Germany rated this area as the fifth most polluted place in the world.
In 2006, the Blacksmith Institute included the city in its annual "10 worst" report, calling the city the most polluted city nationally.
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This led the Blacksmith Institute to declare Dalnegorsk and neighboring Rudnaya Pristan as one of the ten worst polluted places on earth.