'More than half of the country’s freshwater recreational sites were unsafe to swim in.'

Fecal contamination of waterways, caused largely by dairy farming is widespread

Read the full article here--

http://www.nytimes.com/2012/11/17/business/global/new-zealands-green-tourism-push-clashes-with-realities.html?ref=global&_r=1

and more here

http://www.stuff.co.nz/environment/8023412/100-Pure-Fantasy-Living-up-to-our-brand