Some experts believe the key to eliminating raw sewage overflows into Auckland Harbour lies on the roof of one of the city's recent office blocks.

Hawke's Bay iwi Ngāti Kahungunu say they warned authorities for decades about the risk of water contamination.

Debate about the benefits of corporatised or privatised water models has been simmering for several years.

One recruitment company seeking engineers for the Christchurch rebuild is getting more phone calls from expats wanting to return home.

We've told the Government, 'Guys, you need a bigger toolbox and you need to think about economic instruments'," says Alastair Bisley, chairman of the Land and Water Forum, talking about what is required to resolve the issue of water quality

Water is one thing NZ has plenty of. So why don't we manage it better - for the economy and the environment? Nick Smith* reports.