The majestic Southern Alps counteract climate change

Two major factors affecting the environment word-wide are the production of greenhouse gases (GHG), and soil loss due to erosion. Understanding how soil production and erosion processes occur on hillslopes is important not only for understanding soil transport but, less known to the average person, important for understanding global carbon…

Trace elements at the local dairy

I spent my childhood on a farm in Paretai  in South Otago. We were a few kilometres out of Balclutha, not far from Telford, which is now a campus of Lincoln University. Our farm was the only sheep farm in a dairy area. Our neighbours were dairy farmers, the kids…

Archaea vs bacteria: who is doing most of the work?

This article was prepared by postgraduate student Aimee Robinson as part of the ECOL 608 Research Methods in Ecology course. Nitrification is an important process in the nitrogen cycle and has the most obvious environmental implications. The end-product of nitrification is nitrate (NO3-) which can be leached into groundwater (see…

Life is a Garden, Dig it- and plant some green manure while you’re at it!

This article was prepared by postgraduate student Scott Sharp-Heward as part of the ECOL 608 Research Methods in Ecology course. New Zealand: land of the long brown dairy farm. Or at least it sometimes feels like that, what with the proliferation of dairy farming over the last 10-15 years. This…

Effluent bacteria lives and escapes….. sometimes

Dairy Cows have been getting a hard time in the media with catch phrases of ‘dirty dairying’ and ‘green streams’. But are scientists testing the impacts of land based effluent application on the natural New Zealand environment? It is, after all a natural product. What harm can it really do…