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Carbon trading scheme 'discounts altruism'

NEWS ANALYSIS: Householders who 'do their bit' to reduce greenhouse emissions may soon be wasting their time, says one expert, who is concerned about Australia's proposed emissions trading scheme.

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Questions raised over ocean fertilisation

NEWS ANALYSIS: A new report suggests there are still huge scientific uncertainties around how much carbon dioxide could be sequestered by adding iron to the oceans to stimulate plankton blooms.

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Two-headed fish may remain a mystery

NEWS ANALYSIS: Scientists may never be able to work out whether pesticides caused a mass spawning of two-headed fish larvae in a popular Australian holiday region.

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Call for carbon tax gets lukewarm response

NEWS ANALYSIS: Claims this week by a top climate scientist that a carbon tax is the only way to rapidly cut greenhouse emissions have met a mixed response from Australian experts.

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Australians 'complacent' to earthquakes

NEWS ANALYSIS: Australians are "complacent" to the risks posed by earthquakes and that one could strike a major city, say earthquake experts.

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Australian CO2 delay sends 'mixed message'

NEWS ANALYSIS: Australia has given UN climate talks a boost by saying it could toughen emissions targets by 2020, according to some experts.

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Sustainable farm research 'under threat'

NEWS ANALYSIS: Sustainable farming research in Australia is facing a lack of strategic leadership, say experts.

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No quick fix for River Murray acid problem

NEWS ANALYSIS: An emergency plan to prevent an acid sulphate soil disaster on Australia's River Murray is a sharp reminder tough action is needed to save the iconic system, say experts.

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Looming El Nino sets up gloomy forecast

NEWS ANALYSIS: South-east Australians can expect little relief from below average rainfall with weather experts saying the chances of an El Nino weather pattern developing are twice as strong as normal.

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Call for control of nano-silver use

NEWS ANALYSIS: The widespread use of antibacterial silver nanoparticles in consumer products should be kept in check, say experts.

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Experts debate swine flu mutation

NEWS ANALYSIS: The recent outbreak of swine flu at an Australian piggery has raised questions over whether this will cause the virus to mutate and become more deadly.

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New call for e-waste controls

NEWS ANALYSIS: The world needs global standards for the reuse and recycling of electronic goods to curb growing e-waste exports to developing countries, a recent meeting in the Netherlands heard.

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Multiple unknowns cloud volcano's impact

NEWS ANALYSIS: The Eyjafjallajokull volcano in Iceland has so many variables, unknowns and hard-to-measure risks that make modelling its behaviour almost impossible, say experts.

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Clock ticking on growing toxic waste pile

NEWS ANALYSIS: As Australia prepares to export a large stockpile of toxic waste to Denmark, the pressure is on to find a local solution to a new wave of persistent organic pollutants.

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Debate over industry impact on WA rock art

NEWS ANALYSIS: Experts are divided over whether a huge gallery of ancient Aboriginal rock art in Western Australia is withstanding the effect of industry in the area.

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Experts urge caution on Snowy cloud seeding

NEWS ANALYSIS: Scientists reviewing the first phase of a cloud seeding trial in the Snowy Mountains have found the technique has "no adverse environmental effects to date ", but warn that the...

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Science year in review: 2010

NEWS ANALYSIS: Synthetic life, naughty Neanderthals, eruptions and well-endowed crickets were just some of the science highlights in 2010.

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La Nina lives up to predictions

NEWS ANALYSIS: Meteorologists were predicting the wet weather that is currently flooding parts of eastern Australia as far back as July 2010.

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Atomised information fuels a media meltdown

NUCLEAR ANALYSIS: Nuclear power is scary stuff for most people, and the hyperbole and misinformation being spread by the mainstream and social media surrounding Japan's Fukushima crisis isn't helping,...

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No 'safe' threshold for radiation: experts

QUESTIONABLE LIMITS: As Japanese authorities work to contain radiation at Fukushima, concerns have been raised about public communication on radiation risk.

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