[LINK] Global Warming Yes or no.

[thoughtmaybe.com]

Yeah I don't get those maps either. What's with the unexplained rating 
system on the right-hand side and what does that even mean/represent?


----- Original Message ----- 
From: "Kim Holburn" <kim at holburn.net>
To: "link Institute" <link at anu.edu.au>
Sent: Tuesday, November 09, 2010 7:26 PM
Subject: Re: [LINK] Global Warming Yes or no.


> Thos maps don't make much sense to me.  The first one represents the 
> maximum temperatures between 1950 and 2009, the second, the maximums 
> between 1960 and 2009 and the last the maxima between 1970 and 2009.  It's 
> just not all that useful.  It also does't seem to demonstrate what you are 
> postulating since if the data sets really were those years and it's 
> getting hotter then the three maps shouldn't be all that different.
>
>
> On 2010/Nov/09, at 5:24 PM, Tom Koltai wrote:
>
>> I've been playing with the stats over at Bureau of meteorology
>> (bom.gov.au) with some interesting insights.
>>
>> Australian Climate Extremes - Trend maps
>>
>> It is interesting to view the following URL's in the sequence presented:
>> Highest Maximum Temp
>> http://www.bom.gov.au/cgi-bin/climate/change/extremes/trendmaps.cgi?map=
>> TXmx&period=1950
>> http://www.bom.gov.au/cgi-bin/climate/change/extremes/trendmaps.cgi?map=
>> TXmx&period=1960
>> http://www.bom.gov.au/cgi-bin/climate/change/extremes/trendmaps.cgi?map=
>> TXmx&period=1970
>>
>> The site also allows hottest nights coldest nights etc.
>>
>> The conclusion is that we have more hotter days and nights in the last
>> forty years then in the two decades preceding the 70's.
>>
>> The stats are hard to argue with (bom) have been collecting temperature
>> data  for Sydney since 1859.
>>
>> A story in Crikey earlier this year suggested that 7454 MW of new power
>> stations would built using coal based fuels.
>>
>> http://www.crikey.com.au/2010/03/05/australias-love-affair-with-coal-fir
>> ed-power-hotter-than-ever/
>>
>> Possibly the time is right for tomorrows generation to have a say in
>> their children's futures.
>>
>>
>> Tom
>>
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>
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> Kim Holburn
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