Archive for July 20th, 2012
Little by little: the benefits of Australian climate policy
By Roger Jones, Victoria University
A catchment threatened by salinity can’t be repaired by one or two landholders. Revegetation designed to lower watertables has its greatest ecological benefit where the plants are, but its net impact on salinity is small and spread over a much larger area. To achieve catchment-wide benefits, many good neighbours need to pay a small amount towards revegetation, with everyone contributing according to their capacity. Landcare – an idea invented in Australia and exported overseas – works exactly on that basis. It is supported by all major political parties, and many Landcare programs are funded by the taxpayer.
For climate, any action to permanently reduce greenhouse gas emissions in one region spreads the benefits across the globe. A global effort requires many good neighbours amongst countries who may not know each other well or trust each other very much. Read the rest of this entry »