Listen: Is Dr Mike Joy an extremist, or does he have a point?

Dr Mike Joy's comments on water quality is the topic of today's discussion on The Country. Photo / Mark Mitchell

Hamilton-based soil scientist Dr Doug Edmeades and Environmental Protection Authority's chief scientist Dr Jacqueline Rowarth joined The Country's Jamie Mackay today to investigate Dr Mike Joy's recent comments about water quality in New Zealand.

Is Dr Joy on to something or are his views "extremist"?

Part One (above): Dr Edmeades and Dr Rowarth take Dr Mike Joy to task over his recent comments on water quality.

Part Two (above): Jamie asks the panel if Dr Mike Joy raises some fair and valid points and how farmers can win the PR battle with urban New Zealand.