Jennifer Marohasy

The prediction of how much manmade global warming we will see in the future (as well as how much past warming was manmade) depends upon something called “climate sensitivity”.
For many years, climate researchers have struggled to diagnose the Earth’s climate sensitivity from measurements of the real climate system. It’s almost a “holy grail” kind of [...]

It’s an assertion repeated by politicians and climate campaigners the world over: “2,500 scientists of the United Nation’s Intergovernmental Panel on Climate Change (IPCC) agree that humans are causing a climate crisis.”
But it’s not true. And, for the first time ever, the public can now see the extent to which they have been misled. As [...]

From Tuesday (1 July), businesses emitting large amounts of greenhouse gases will be required to monitor and measure the emissions ahead of reporting them to the Government by October next year.
Minister for Climate Change and Water, Senator Penny Wong, said the requirements were part of Australia’s new National Greenhouse and Energy Reporting System.
“The National Greenhouse [...]

In an ongoing effort to get through to the Queensland Government, our local ratepayers association is considering a full-page advertisement in the environmental liftout of a local newspaper. It would include an open letter to the Premier of Queensland, the Hon. Anna Bligh MP:
Dear Madam Premier,
Residents and business operators within the Daintree rainforest take [...]

A new paper entitled: Does a Spin–Orbit Coupling Between the Sun and the Jovian Planets Govern the Solar Cycle? by Wilson et al has been published.
The Abstract states:
We present evidence to show that changes in the Sun’s equatorial rotation rate are synchronized with changes in its orbital motion about the barycentre of the Solar System. [...]

Let’s be honest: a dry river is not necessarily an environmental catastrophe.
Two weeks ago Australians were warned that a leaked government report claims there is only six months to save the Murray-Darling Basin.
In response, the Federal Opposition leader, Brendan Nelson, called on the Prime Minister, Kelvin Rudd, to make a joint tour of the River [...]

“The Carbon Sense Coalition today accused the big farming lobby groups, government departments, politicians and Ministers representing agriculture of ignoring science and abandoning farmers to unjustified carbon taxation.
The chairman of “Carbon Sense”, Mr Viv Forbes, claimed that there was no justification whatsoever for including emissions from farm animals in any carbon emissions tax scheme.
“Every intelligent [...]

Ryan Crompton and John McAneney of Macquarie University in Sydney, Australia have an important new paper in the August, 2008 issue of the journal Environmental Science & Policy titled “Normalised Australian insured losses from meteorological hazards: 1967–2006.” (Available to subscribers here). The paper contributes to a growing literature that documents the importance of understanding the [...]

Large amounts of ozone — around 50% more than predicted by the world’s state-of-the-art climate models — are being destroyed in the lower atmosphere over the tropical Atlantic Ocean. This startling discovery was made by a team of scientists from the UK’s National Centre for Atmospheric Science and Universities of York and Leeds. It has [...]

Some of the personalities regularly featured on this blog will be on Australian television this Sunday morning talking with journalist Adam Shand about global warming.
The feature story on the Channel 9 Sunday Program will include comment from Tim Flannery, Robyn Williams, Don Aitkin and myself.
I gather the story could be on anytime from [...]