Renewable Energy Target: Changes for the Better?

The government  introduced a Bill into parliament last week to amend the Renewable Energy Target (RET). The Bill, if it passes the Senate will to reduce the amount of electricity that must come from renewable sources by 2020 from 41,000 GWh to 33,000 GWh. The change is being proposed by…

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A way to combine the precautionary principle and risk assessment for the evaluation of project alternatives

Ecologically Sustainable Development (ESD) is, in its simplest form, meeting the needs and aspirations of the present without compromising the ability to meet those of the future (World Commission on Environment and Development (1987), ‘Our Common Future’, also commonly known as ‘The Brundtland Report’). It requires that actions to protect…

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Musings on the ethics of artificial reef construction

Yesterday I was listening to discussion on the radio about a planned artificial reef near Geographe Bay in the south west of Western Australia. Information on the artificial reef plan can be found at the Fisheries department web site [http://www.fish.wa.gov.au/docs/media/index.php?0000&mr=846]. The commentators were arguing about the costs and benefits of…

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Closing in on the tipping point for solar power

The last couple of blogs have been on policy mechanisms for reducing greenhouse gas emissions. Solar power is often touted as a fundamental part of the solution to reducing emissions and there has been a lot of angst about the profitability of solar power companies. One concern is that the…

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