article_snippet.sent: Swain, said that cleanup of the Gowanus Canal, which was labelled as a Superfund site by the EPA, should be accelerated . '
article_snippet.sent: Crowds gathered on bridges along the Gowanus Canal in Brooklyn as Swain was accompanied by a woman in a red kayak .
article_snippet.sent: Gowanus was labeled a Superfund site in 2010, with the EPA later saying that cleaning a Superfund site up would take up to ten years and $506million, according to DNA Info.
article_snippet.sent: Costs will mostly fall on the city and companies that used to be along the canal such as National Grid.
article_snippet.sent: The agency plans on beginning dredging in the Gowanus Canal in Brooklyn in 2017, which involves cleaning out 600,000 cubic yards of contaminated mud.
article_snippet.sent: Cleanup of the Gowanus Canal in Brooklyn, where dredging of mud is scheduled to begin in 2017, is thought to cost $506million .
highlights_snippet.sent: Christopher Swain urged faster cleanup of the canal, which is slated for dredging in 2017 .