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The Forum > Article Comments > Does Australia need a 'climate policy' at all? > Comments

Does Australia need a 'climate policy' at all? : Comments

By Don Aitkin, published 22/7/2014

The evidence continues to mount that carbon dioxide is not, after all, the control knob of the planet's temperature.

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Science is ignored by ant. I will remind her again of what Professor Robert Carter said five years ago:
“ the hard reality is that after twenty years of intensive research effort, and great expenditure, no convincing empirical evidence exists that the human effect on climate (which is undeniable locally) adds up to a measurable global signal.
Rather, it seems that the human global signal is small and lies submerged deeply within the noise and variability of the natural climate system.”
http://www.quadrant.org.au/magazine/issue/2009/4/a-new-policy-direction-for-climate-change
Quadrant April 2009.
Nothing has changed since then. The human effect is trivial and not measurable. Anyone asserting AGW is ignorant or dishonest.
Posted by Leo Lane, Saturday, 26 July 2014 10:00:41 PM
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Ant if it was in the Guardian, you know it is garbage.
Posted by Hasbeen, Saturday, 26 July 2014 10:49:00 PM
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But Argo

The weather condition experienced has not happened in Brisbane before in winter and the great east coast current which brings the warmer water from the coral sea, which is also cooling, to the region is cooler and not as broad as it was. Warming ocean is one of your mantras which doesn't fit the facts ... As usual with you warmest terrorists.

You make me laugh with your fundamental 'variability'. Do you know what that means in a meteorological terms?

Explain it to us all. Lol.
Posted by imajulianutter, Sunday, 27 July 2014 10:12:29 AM
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Ant ask agro he'll tell you it is ' variability'.

Lolololol
Posted by imajulianutter, Sunday, 27 July 2014 10:14:14 AM
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http://www.ucar.edu/learn/1_2_2_9t.htm

Try this for size ant and agro. It is a lesson aimed at year nine students. Should be simple enough.

In the example used they used 100+ temps days in summer and averages. For balance and a real understanding of variability and the difficulty in predicting climate change, I would have also looked at cold days in winter and then looked at averages for both hot and cold days before I made any assumption and attempted any modelling.

That that would make prediction g warming impossible, hey?
Posted by imajulianutter, Sunday, 27 July 2014 10:29:40 AM
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imajulianutter, fabulous lesson.

"It is very important to keep in mind that this is temperature data for one location only. If we had picked different years or even months to use as examples, we would likely see even different results. For example, during the same time period the global average yearly temperature has warmed, but at this location, for the month of July, the average temperature has cooled. This seemingly contradictory example illustrates the effect of your sample over time and space in determining climate trends."

So weather on one winter's Tuesday night in Brisbane is just weather. It tells us nothing about the climate in Brisbane. It also tells us nothing about the global climate.
Posted by Agronomist, Sunday, 27 July 2014 12:41:04 PM
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