Recent Examples on the WebStill, environmental lobby Greenpeace began a campaign last year claiming more than 60 percent of monitored rivers are no longer safe to swim in due to industrial dairying. Matthew Brockett, Bloomberg.com, 1 June 2017 The changing face of the Mackenzie environment is yet another display of the consequences of intensive dairying that are rankling with voters four months before a general election. Matthew Brockett, Bloomberg.com, 1 June 2017