Murry Salby

In reply to my email, Murry Salby writes: Thanks for your interest in the presentation at the Sydney Institute. If not torrential (in some cases invidious), the expressions of interest have at least been overpowering. Although I would like to respond individually, the volume of inquiries makes that unfeasible. Several requested illustrations that were displayed during the presentation. Many of those illustrations were included in the broadcast which was subsequently aired. Others are under publication embargo. When that restriction is lifted, they will be made available. Thanks again for your…
A talk by Macquarie University's Murry Salby where he opines that the increase in atmospheric CO2 is natural is gaining some attention. (See, for example, Gavin Schmidt, Judith Curry, and Things Break). Unfortunately, we just have the audio and Salby has not responded to my request to provide the slides from his talk, so I've used a graph from Open Mind to illustrate this post. A graph like the one below is Salby's key argument. It compares the annual change of CO2 concentration in the atmosphere (black line) with anthropogenic emissions (the red line is 55% of emissions). Salby observes…