The 'densification' that planners push to accommodate overpopulation drives increasing water pollution risks, along with climate change. “Generally, we expect urbanisation to increase groundwater DOC (dissolved organic carbon) concentrations by up to 19 per cent, compared to agricultural or natural land use, likely as the result of contamination – for example, through leaking septic and sewer systems.” (Research paper.)
Mayor Robert Doyle has recommended that powerful owls be encouraged back to Melbourne's parks in order to reduce the possum population. He may be desperate for publicity, but he is giving a poor example. It sounds mean to possums, which he misrepresents as 'vermin' and might encourage still more cruelty to them by ignorant people. An anonymous contributor writes, "Mayor Robert Doyle is focusing on the wrong pest. ..." (This article first appeared as a comment by Nimby, 
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