Algal blooms were evident in the lower Pumicestone Passage and on Bribie Island beaches late in October 2019. This media report aims to dispel some myths that these phenomena are “natural” events without human influence. A potential solution (constructed wetlands to alleviate stormwater impacts) is flagged. Sewage is also a major contributor to phosphorus pollution in Moreton Bay. The aquatic systems are under stress: these warning signs need to be heeded.
Benefit-cost analysis (BCA, also called cost-benefit analysis) is a tool commonly used to estimate the economic consequences of a new project. A development with a ratio greater than 1:1 is said to be economically worthwhile. However, the technique is really valid only for comparing two projects at the one time using an identical method, because estimates by different economists usually adopt different methods or assumptions.
Howard Guille has written an insightful explanation of benefit-cost analysis focused on the Toondah Harbour project, near Cleveland. The article is reproduced with the permission of the author and the Redlands 2030 community website.
The three-co-organisers of the July Rangelands Policy Dialogue have approved of a one-page Declaration, download here. The three parties – The Royal Society of Queensland, AgForce and NRM Regions Queensland – have issued the following statement.
“The Rangelands Declaration is not an action plan. It is a statement of principles, emphasising the lack of widely supported policy solutions to a range of economic and environmental pressures and the absence of satisfactory forums to resolve differences of opinion. But it is more than just a resolution to write an action plan in the future. It is a commitment to embark on a journey of discovery together. Continue reading
The Society seeks to increase awareness of and respect for intellectual inquiry in Queensland. It encourages original scholarly research and the application of scientific knowledge and evidence-based method to policy-making and decision-making. The Society provides a forum for scientists and lay people to involve themselves in the progress of science in society, with ‘science’ defined broadly.
The Society is not politically aligned. It does not campaign on social or environmental issues and is not involved in the republican movement. It networks between disciplinary specialists, government and the community; holds seminars crossing disciplinary and sectoral silos; and publishes the annual Proceedings. Continue reading