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nitrate leaching

Dairy cows on Canterbury Plain
No hiding from dairy's impact on the Canterbury Plains
Guy Trafford takes a critical looks at Mike Joy's latest attack on the impact of dairying on the Canterbury Plains' groundwater resource - and finds it largely proven
by Guy Trafford
43
Guy Trafford takes a critical looks at Mike Joy's latest attack on the impact of dairying on the Canterbury Plains' groundwater resource - and finds it largely proven
Fewer stock units but better business results?
Angus Kebbell talks with with Robyn Dynes of AgResearch about how reduced nitrate application can not only benefit water quality and GHG emissions, but the resulting lower stock numbers doesn't have to mean lower production
by Angus Kebbell
Angus Kebbell talks with with Robyn Dynes of AgResearch about how reduced nitrate application can not only benefit water quality and GHG emissions, but the resulting lower stock numbers doesn't have to mean lower production
Of leaching, storm flushes and aquifers
Guy Trafford notes that while recent rains flush rivers, they also fill aquifers. But the time it takes to clear nitrates is vastly different between each system. And that sets up special risks for drinking water supplies
by Guy Trafford
12
Guy Trafford notes that while recent rains flush rivers, they also fill aquifers. But the time it takes to clear nitrates is vastly different between each system. And that sets up special risks for drinking water supplies
Where is Canterbury actually heading given it has made headlines yet again
Guy Trafford takes a look at some of the water issues surrounding Canterbury particularly the Selwyn District and believes there is a brighter future ahead - eventually
by Guy Trafford
51
Guy Trafford takes a look at some of the water issues surrounding Canterbury particularly the Selwyn District and believes there is a brighter future ahead - eventually
Greens' nitrates levy off the table; But is there still a clash to come?
Green Party's Shaw reveals leached nitrate levy policy is off the table - for the time being; Alex Tarrant reviews the government parties' climate change mitigation stances and wonder whether there'll be a future clash on the means to the end?
by Alex Tarrant
56
Green Party's Shaw reveals leached nitrate levy policy is off the table - for the time being; Alex Tarrant reviews the government parties' climate change mitigation stances and wonder whether there'll be a future clash on the means to the end?