Blame perversity for the worst kind of climate change denial

The self-proclaimed climate change sceptics (a.k.a. contrarians, non-greenhouse theorists, etc.) are, in the greater scheme of things, really nothing more than a silly diversion. Spending too much time on them only results in a bruised head from excessive banging against recycled walls. But as I’ve pointed out in a few recent posts, it is my […]

Save a bit here, ship a whole lot there

Here’s some figures to make you queasy after all that rich Christmas dinner. As was reported recently, Australia’s bold new short-term greenhouse gas reduction target is to reduce carbon emissions by 4% on year 1990 levels by 2020. What does that mean in real terms? Well, according to the National Greenhouse Gas Inventory, our total […]

Calls of urgency from climate scientists

Well, if you’ve been reading the BraveNewClimate blog regularly, then I’m sure you’ve certainly heard quite enough of my opinions on climate science and its policy implications this year! My thanks to all regular and occasional BNC readers for taking an interest in staying up-to-date with the latest issues on global warming — and perhaps […]

Renewable energy cannot sustain an energy intensive society

At least that is the argument put forward by Dr Ted Trainer from the University of New South Wales. To quote: It is commonly assumed that greenhouse gas and energy problems can be solved by switching from fossil fuel sources of energy to renewables. However little attention has been given to exploring the limits to […]

Beyond peak oil – will black gold turn green?

I had meant today to post on probable limits to large-scale renewable energy, but that write-up needs a bit more time. So in the meantime, the following piece is timely — because it highlights some of the exciting prospects in the ‘green’ liquid fuels arena; provided that we can get our act together and should […]

Time to stop pretending on emissions reduction

So the final model of the Carbon Pollution Reduction Scheme — Australia cap-and-trade system — has been released. It’s byline is ‘Australia’s ever-so-slightly-maybe Lower Pollution Future‘. Sorry, now I’m just being cynical. There’s been plenty written about it over the subsequent 24 hours, including some comments from me here, here, here and here. I also […]

Integral Fast Reactor (IFR) nuclear power – Q and A

It seems like something that only a crazed conspiracy theorist would come up with. A source of carbon-free energy that holds the potential to provide base load power for the planet for thousands of years hence, and which could be built along the existing transmission grid and even be housed within retrofitted coal-fired power stations. […]

Squeezing the marine nutcracker

I haven’t talked a lot about marine impacts of climate change on this website — mostly because it is quite thoroughly covered by Prof Ove Hoegh-Guldberg in his Climate Shifts blog and Dr Simon Donner on Maribo. But in short, the marine environment is under severe stress from chronic human impacts (over-fishing, dredging, pollution [e.g., […]

Managing catastrophic climate risk – the six step plan

Guest Post by Ian T. Dunlop. Ian was formerly a senior oil, gas and coal industry executive. He chaired the Australian Coal Association in 1987-88, chaired the AGO Experts Group on Emissions Trading in 1999-2000 and was CEO of the Australian Institute of Company Directors from 1997-2001. He is a CPD fellow and is currently […]

The smokescreen of outdated emissions reduction targets

In a week where the Poznan climate conference barely registers in the international media, two new reports on the climate crisis have been released in the UK. George Monbiot reviews them both, here and here for the Guardian. Talk about chalk and cheese. One of the reports, developed by the Public Interest Research Centre, evaluates […]

Hansen to Obama Pt IV – Where to from here?

So what are the priorities for Obama, and indeed, for world governments, as they gather to discuss the next international treaty at Poznan this month? Can something meaningful be hammered out in Copenhagen in a years time? What are the implications of us collectively making a choice to do nothing, or at least very little? […]

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