Jennifer Marohasy

a forum for the discussion of issues concerning the natural environment

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Causal Linkage between Carbon Dioxide and Global Warming (Part 2): Still Searching for Evidence

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On Sunday a colleague and I discussed the general issue of correlation versus causation in science. He suggested that 1. There must be a body of work establishing a causal link between anthropogenic carbon dioxide and warming, and also 2. Some work … [Read more...] about Causal Linkage between Carbon Dioxide and Global Warming (Part 2): Still Searching for Evidence

A Critical Review of ‘Green Carbon: The Role of Natural Forests in Carbon Storage’

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Last week the Australian National University released a report** on “Green Carbon” claiming that un-logged native forests store three times more carbon than previously reported and this prompted a demand by The Wilderness Society for an urgent end to … [Read more...] about A Critical Review of ‘Green Carbon: The Role of Natural Forests in Carbon Storage’

We Aren’t Responsible for Rising Atmospheric Carbon Dioxide: A Note from Alan Siddons

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The following chart is largely self-explanatory: Red: The actual rise of atmospheric CO2 from 1966 to 2006 Pink: The actual rise of human emissions within that 40 year timeframe (starting point at 321 ppm for comparison) Blue: Human emissions … [Read more...] about We Aren’t Responsible for Rising Atmospheric Carbon Dioxide: A Note from Alan Siddons

Bloggers Fail to Negate Broader Global Warming Argument: Cameron Stewart

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Cameron Stewart writing in today's The Australian makes reference to the influence of internet bloggers in succeeding in highlighting that measuring climate change is an evolving science. But, goes on to suggest that "their success has been at the … [Read more...] about Bloggers Fail to Negate Broader Global Warming Argument: Cameron Stewart