Ten beach sites in Auckland among those listed as unsafe.

Briefings: Dire warnings about growing demands for freshwater in New Zealand.

Invention tests rivers for E. coli in real-time. Made with funding from NZ On Air.

Dairy NZ invites the UK's Sir Tim Smit over for a dip in response to dirty river remarks.

Rivers so bad, Kiwis won't swim in them, conference told.

Maxwell McDonald has died after going for a swim on the West Coast during his birthday.

People are warned to stay out of the Hutt River due to a dangerous algae bloom.

A man in his fifties has been lost at a river junction near Westport.

Fonterra has launched a charm offensive show how it has upped its game.

What could a change of government mean for New Zealand's environment and science sectors?

New study shows most pollution found in small streams not required to be fenced off.

The Greens' refusal to consider a coalition with National is pathetic, former PM says.

The electorate is not so much demanding deep reform as a realignment of priorities.

Most Kiwis across town and country think water use should come with a cost, survey finds.

The Green Party is downplaying the risk of putting Metiria Turei back in the spotlight.

Dr Mike Joy has been honoured for speaking out on the state of our rivers and lakes.

More than a quarter of Kiwis disagree NZ lives up to its clean, green image, survey finds.

A new poll showed his party would struggle to form a Government after the election.

How do political parties propose to manage and protect our lakes and rivers?

Changing the flow rates of our rivers hurt the fish within them. A scientist explains why.

COMMENT: There is overwhelming public support for a water royalty, says Rachel Stewart.

Labour's royalty on freshwater is backed by 70 per cent of Kiwis in a new poll.

Environment Minister Nick Smith rejects conflict of interest claims over funds for a dam.

COMMENT: Farmers promise to protect rivers and streams for future generations.

What policies are parties proposing to manage and protect our natural resources?

How much will farmers really pay if Labour brings in a water tax?

Almost 25 per cent of Hawke's Bay's monitored swimming spots were deemed unsafe.

The Greens may drop their "Great Together" slogan after Metiria Turei's resignation.

Green Party leader James Shaw "gutted" for former co-leader Metiria Turei.

A day ahead of Labour's freshwater announcement, National has made its own.