Before widespread carbon emissions trading, Australia’s Hunter River Valley was already succesfully trading another type of emissions: Salinity.
The valley is home to some of the country’s most productive agriculture as well as some major mining operations which have the unpleasant side effect of releasing lots of salty runoff which harms agriculture. By permitting a maximum level of runoff, and dividing it into “discharge credits”, a market was born. More on Ecosystem Marketplace.
Lessons in Emissions Trading from Down Under
By Nick Aster | May 5th, 2005 
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