A recent ABC report detailing the discovery of enormous volumes of hydrocarbons on Saturn's moon, Titan, was accompanied with the comment that this may teach us more about our own planet's oil reserves One wonders whether the journalists writing … [Read more...] about Oil on Saturn’s Moon Not from Buried Biomass: A Note from Louis Hissink
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Carbon Dioxide versus Temperature
According to Lance Endersbee: The CO2 levels in the atmosphere are damped by the oceans. The oceans are a huge source and sink for volatile gases. The surface area of the oceans is vast in relation to the depth of the oceans and the … [Read more...] about Carbon Dioxide versus Temperature
Is Recent Major Hurricane Activity Normal? Comment and Reply in Nature
The debate over whether there is an observable link between global warming and hurricanes rumbles on. In this week's Nature journal there is a comment and reply arising from Nyberg et al, Nature 447, 698-701 (7 June 2007): Low Atlantic hurricane … [Read more...] about Is Recent Major Hurricane Activity Normal? Comment and Reply in Nature
Which Countries have a Lifestyle Consistent with an 80 per cent Reduction in Carbon Dioxide Emissions?
Below is a graph of per capita carbon dioxide emissions for various countries around the world. Which countries have an emissions level consistent with an 80 percent reduction from the world's current total emissions? The answer is is Haiti and … [Read more...] about Which Countries have a Lifestyle Consistent with an 80 per cent Reduction in Carbon Dioxide Emissions?
Alan Moran on the Garnaut Review: Mission Impossible
In his Interim Climate Change Review for the Australian government Professor Ross Garnaut is looking to the world stabilising emission levels at year 2000 levels “soon after 2020”. Following this he sees a need for halving them by 2050 and reducing … [Read more...] about Alan Moran on the Garnaut Review: Mission Impossible
An Arctic Buzzard
This Arctic Buzzard, also known as a Rough-legged Buzzard (Buteo lagopus), was found with a broken wing but rehabilited successfully. It's a bird of prey with a diet consisting mostly of mice, lemmings and young rabbits. The breeding range is very … [Read more...] about An Arctic Buzzard
Jennifer Marohasy BSc PhD is a critical thinker with expertise in the scientific method.
