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	<title>Comments on: New Study: &#8220;Humans Are Responsible&#8221; for Warming Even Antarctica</title>
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	<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/</link>
	<description>80beats is DISCOVER&#039;s news aggregator, weaving together the choicest tidbits from the best articles covering the day\&#039;s most compelling topics.</description>
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		<title>By: Gary Dale</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-15229</link>
		<dc:creator>Gary Dale</dc:creator>
		<pubDate>Fri, 28 Nov 2008 21:21:29 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-15229</guid>
		<description>Wallace is wrong in stating that we used to be told we were on the verge of another ice age. What we were taught was that, based on the frequency of ice ages in the past, we were due for one.  That&#039;s hardly the same thing.  He is also wrong that not all scientists believe in global warming. Climatologists have come to a measured agreement on the topic, as recorded in the latest IPCC report, that it is happening and that human activity is responsible. 

I don&#039;t think I want to ever drive with him since he appears ready to run red lights in the name of freedom rather than submit to the hypothesis that the rules of the road are there to prevent accidents.</description>
		<content:encoded><![CDATA[<p>Wallace is wrong in stating that we used to be told we were on the verge of another ice age. What we were taught was that, based on the frequency of ice ages in the past, we were due for one.  That&#8217;s hardly the same thing.  He is also wrong that not all scientists believe in global warming. Climatologists have come to a measured agreement on the topic, as recorded in the latest IPCC report, that it is happening and that human activity is responsible. </p>
<p>I don&#8217;t think I want to ever drive with him since he appears ready to run red lights in the name of freedom rather than submit to the hypothesis that the rules of the road are there to prevent accidents.</p>
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		<title>By: wallace</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-12347</link>
		<dc:creator>wallace</dc:creator>
		<pubDate>Tue, 04 Nov 2008 08:17:58 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-12347</guid>
		<description>when i was in highschool they told us that we were on the verge of another ice age. give it a couple of years it will work itself out. i dont think the sky is falling yet. not all scientists believe in the &quot;science&quot; of global warming. the computer models can not compute all the variables needed to accurately predict such a global event. as a matter of being a good citizen of the planet, i do agree we should not do things that trash our living place. im just not ready to throw away civilization and the free society we live in for a hypothesis.</description>
		<content:encoded><![CDATA[<p>when i was in highschool they told us that we were on the verge of another ice age. give it a couple of years it will work itself out. i dont think the sky is falling yet. not all scientists believe in the &#8220;science&#8221; of global warming. the computer models can not compute all the variables needed to accurately predict such a global event. as a matter of being a good citizen of the planet, i do agree we should not do things that trash our living place. im just not ready to throw away civilization and the free society we live in for a hypothesis.</p>
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		<title>By: Bob</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-12223</link>
		<dc:creator>Bob</dc:creator>
		<pubDate>Mon, 03 Nov 2008 16:33:34 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-12223</guid>
		<description>Someone out there correct me (and I&#039;m sure you will) but I believe that 20 yrs ago I read where the whole human population, if given 2 sq ft per,  would occupy an area the size of the city of Tallahassee. That opened my eyes to how small we are and our limited impact on this huge globe. BUT-- I still think that we need to change how we do business. I&#039;m a Republican and want to be prudent on our handling of our resources. I have grandchildren who need a chance at the same quality of life that I have enjoyed. Wouldn&#039;t it be awesome if the whole global community would be forced to cooperate in order to survive?</description>
		<content:encoded><![CDATA[<p>Someone out there correct me (and I&#8217;m sure you will) but I believe that 20 yrs ago I read where the whole human population, if given 2 sq ft per,  would occupy an area the size of the city of Tallahassee. That opened my eyes to how small we are and our limited impact on this huge globe. BUT&#8211; I still think that we need to change how we do business. I&#8217;m a Republican and want to be prudent on our handling of our resources. I have grandchildren who need a chance at the same quality of life that I have enjoyed. Wouldn&#8217;t it be awesome if the whole global community would be forced to cooperate in order to survive?</p>
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		<title>By: sheryl</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-12209</link>
		<dc:creator>sheryl</dc:creator>
		<pubDate>Mon, 03 Nov 2008 15:12:21 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-12209</guid>
		<description>I have read numerous articles on this subject and seen many before and after pictures of global warming. Almost all the scientists now agree that global warming is indeed real. It would be nice to deny the fact that it is not real as such news is frighting. But to continue to deny the obvious and not take action is suicide for us and for our children and grandchildren. We need to stop it now! Not when people decide they can afford it. There are simple things we all can do to slow it down like recycle, ride a bicycle to work, not burn trash or wood, plant a tree etc. We can also pressure our senators and represenatives into doing something by writing to them, emailing them and calling them. We can pressure business&#039;s who pollute the most by refusing to buy their products. We are not helpless.So try to do your part today.</description>
		<content:encoded><![CDATA[<p>I have read numerous articles on this subject and seen many before and after pictures of global warming. Almost all the scientists now agree that global warming is indeed real. It would be nice to deny the fact that it is not real as such news is frighting. But to continue to deny the obvious and not take action is suicide for us and for our children and grandchildren. We need to stop it now! Not when people decide they can afford it. There are simple things we all can do to slow it down like recycle, ride a bicycle to work, not burn trash or wood, plant a tree etc. We can also pressure our senators and represenatives into doing something by writing to them, emailing them and calling them. We can pressure business&#8217;s who pollute the most by refusing to buy their products. We are not helpless.So try to do your part today.</p>
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		<title>By: Mike</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-12144</link>
		<dc:creator>Mike</dc:creator>
		<pubDate>Mon, 03 Nov 2008 03:17:01 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-12144</guid>
		<description>Of course Greg&#039;s right that wars are a more serious threat to the entire human race.  On the other hand, one can hardly blame us for being self interested.  Nor could we expect climatologists to give up their science to work on game-theory models of human self preservation...

In fairness to the scientists, within modeling, as opposed to regular reductionist approaches, at least they have &quot;control models&quot; to which to compare models of human impact.  Words like &quot;proof&quot; are highly loaded.  And causation here is assumed to be contributory, not total.  Given the test of &quot;more likely than not&quot; with plenty of future modeling adjustments - this probably passes the test.

On Greg&#039;s track, however, from a policy perspective it matters little whether the model is correct about human contibution to the problem.  Continued warming will be disastrous, and the impacts will be as much local as they are global.  Be prepared.</description>
		<content:encoded><![CDATA[<p>Of course Greg&#8217;s right that wars are a more serious threat to the entire human race.  On the other hand, one can hardly blame us for being self interested.  Nor could we expect climatologists to give up their science to work on game-theory models of human self preservation&#8230;</p>
<p>In fairness to the scientists, within modeling, as opposed to regular reductionist approaches, at least they have &#8220;control models&#8221; to which to compare models of human impact.  Words like &#8220;proof&#8221; are highly loaded.  And causation here is assumed to be contributory, not total.  Given the test of &#8220;more likely than not&#8221; with plenty of future modeling adjustments &#8211; this probably passes the test.</p>
<p>On Greg&#8217;s track, however, from a policy perspective it matters little whether the model is correct about human contibution to the problem.  Continued warming will be disastrous, and the impacts will be as much local as they are global.  Be prepared.</p>
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		<title>By: Greg</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-12047</link>
		<dc:creator>Greg</dc:creator>
		<pubDate>Sun, 02 Nov 2008 15:37:22 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-12047</guid>
		<description>The earth has warmed and cool all by itself through out the eons of time.  While the earth was frozen in the ice ages of the past, or tropical world wide during the Jurassic period; the planet can definitely take care of itself.  It is not that humans will go extinct with the changes, but like the other species on this planet , we will have to adapt.  We may not be able to sustain the size of our population, but in just a few generations even that can be adjusted.  We live about 6-9 decades, the planet lives on.  What ever we decide, the planet lives on.  We should be more concerned about ending wars, the largest destroyer of humanity, then the outcome of global warming or cooling.</description>
		<content:encoded><![CDATA[<p>The earth has warmed and cool all by itself through out the eons of time.  While the earth was frozen in the ice ages of the past, or tropical world wide during the Jurassic period; the planet can definitely take care of itself.  It is not that humans will go extinct with the changes, but like the other species on this planet , we will have to adapt.  We may not be able to sustain the size of our population, but in just a few generations even that can be adjusted.  We live about 6-9 decades, the planet lives on.  What ever we decide, the planet lives on.  We should be more concerned about ending wars, the largest destroyer of humanity, then the outcome of global warming or cooling.</p>
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		<title>By: Gary Dale</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11946</link>
		<dc:creator>Gary Dale</dc:creator>
		<pubDate>Sat, 01 Nov 2008 17:37:12 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11946</guid>
		<description>Whether one believes that humans are responsible or not, only a complete idiot would risk doing nothing to minimize human impacts. After all, the existence of human civilization is at risk.

All of human civilization developed since the last ice age. This period is unique in the climate records as being both warm and stable. Even the medieval warming and the little ice age are barely noticeable, despite the profound impacts they had on our nations.

The carbon levels in our atmosphere climbing to levels never seen during the entire time mammals have dominated. We&#039;re not talking some abstract economic exercise here. If we do nothing and are wrong, we face catastrophic climate change that all of our vaunted science and technology may be powerless to save us from.</description>
		<content:encoded><![CDATA[<p>Whether one believes that humans are responsible or not, only a complete idiot would risk doing nothing to minimize human impacts. After all, the existence of human civilization is at risk.</p>
<p>All of human civilization developed since the last ice age. This period is unique in the climate records as being both warm and stable. Even the medieval warming and the little ice age are barely noticeable, despite the profound impacts they had on our nations.</p>
<p>The carbon levels in our atmosphere climbing to levels never seen during the entire time mammals have dominated. We&#8217;re not talking some abstract economic exercise here. If we do nothing and are wrong, we face catastrophic climate change that all of our vaunted science and technology may be powerless to save us from.</p>
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		<title>By: Joyce</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11943</link>
		<dc:creator>Joyce</dc:creator>
		<pubDate>Sat, 01 Nov 2008 16:18:16 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11943</guid>
		<description>Personally, I am conveniced that the earth surface is warming up..think about it, there are 7.2 billion people on planet Earth with a average body temperature of 98.6F....plus all the dogs and cats with average body temperatures of about 100F, it doesn&#039;t include all the other animals in the world.  Then with carbon dioxide problem, plant more plants. Plants take in carbon dioxide and put out oxygen.</description>
		<content:encoded><![CDATA[<p>Personally, I am conveniced that the earth surface is warming up..think about it, there are 7.2 billion people on planet Earth with a average body temperature of 98.6F&#8230;.plus all the dogs and cats with average body temperatures of about 100F, it doesn&#8217;t include all the other animals in the world.  Then with carbon dioxide problem, plant more plants. Plants take in carbon dioxide and put out oxygen.</p>
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		<title>By: Beonda Pale</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11941</link>
		<dc:creator>Beonda Pale</dc:creator>
		<pubDate>Sat, 01 Nov 2008 16:10:49 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11941</guid>
		<description>I&#039;d bet my paycheck that Ken, Jack and Anna didn&#039;t read the study before posting their knee jerk reactions to it</description>
		<content:encoded><![CDATA[<p>I&#8217;d bet my paycheck that Ken, Jack and Anna didn&#8217;t read the study before posting their knee jerk reactions to it</p>
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		<title>By: Anna</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11935</link>
		<dc:creator>Anna</dc:creator>
		<pubDate>Sat, 01 Nov 2008 15:20:54 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11935</guid>
		<description>Correlation is easy! Causality is not! After all everyone who eats tomatoes dies.  Correlation 1.0;  Causeality....hmm, another matter altogether.  I hypothesize it&#039;s due to all the couch potato and cell phone acitivity...maybe I can get a grant.</description>
		<content:encoded><![CDATA[<p>Correlation is easy! Causality is not! After all everyone who eats tomatoes dies.  Correlation 1.0;  Causeality&#8230;.hmm, another matter altogether.  I hypothesize it&#8217;s due to all the couch potato and cell phone acitivity&#8230;maybe I can get a grant.</p>
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		<title>By: Jack</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11887</link>
		<dc:creator>Jack</dc:creator>
		<pubDate>Fri, 31 Oct 2008 21:52:08 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11887</guid>
		<description>Sorry, but no true scientist would accept printout from a computer model as scientific proof.  This latest study still leaves no answers to these critical issues:
1.  The greenhouse gas signature is still missing, even with measurable increases in CO2 over the past few decades.  The models did not predict that and so how can they be trusted?
2. Surface temperatures have not risen since 2001 even though China, India, Europe and the USA continue to increase CO2 and other &quot;greenhouse gases&quot;.  Some data show a decline in global temperatures.  If rising CO2 causes increased temperatures, why are they declining?
3. CO2 has already affected temperture about all it can.  Doubling CO2 will not make much difference.  Why should we destroy western economies when there is no significant relationship between use of carbon-based fuels and temperatures?</description>
		<content:encoded><![CDATA[<p>Sorry, but no true scientist would accept printout from a computer model as scientific proof.  This latest study still leaves no answers to these critical issues:<br />
1.  The greenhouse gas signature is still missing, even with measurable increases in CO2 over the past few decades.  The models did not predict that and so how can they be trusted?<br />
2. Surface temperatures have not risen since 2001 even though China, India, Europe and the USA continue to increase CO2 and other &#8220;greenhouse gases&#8221;.  Some data show a decline in global temperatures.  If rising CO2 causes increased temperatures, why are they declining?<br />
3. CO2 has already affected temperture about all it can.  Doubling CO2 will not make much difference.  Why should we destroy western economies when there is no significant relationship between use of carbon-based fuels and temperatures?</p>
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		<title>By: Steve</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11883</link>
		<dc:creator>Steve</dc:creator>
		<pubDate>Fri, 31 Oct 2008 21:13:02 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11883</guid>
		<description>re: Ken

Spoken like a true Bush supporter...</description>
		<content:encoded><![CDATA[<p>re: Ken</p>
<p>Spoken like a true Bush supporter&#8230;</p>
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		<title>By: Ken</title>
		<link>http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/comment-page-1/#comment-11869</link>
		<dc:creator>Ken</dc:creator>
		<pubDate>Fri, 31 Oct 2008 17:58:43 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/80beats/2008/10/31/new-study-humans-are-responsible-for-warming-even-antarctica/#comment-11869</guid>
		<description>Ha Ha!!! Once again these &quot;scientists&quot; need to input the new data into their special computer climate models. What a laugh, anyone can show a link to anything with a model. I love the &quot;anthropogenic forcings&quot; part, a theory which has never been proved in any way! These guys are funny! Where did they buy their science degrees, I want one too! Then they claim that a link is the same as proof. Ha Ha! This is from the Comedy Channel, right? C&#039;mon, it&#039;s the Comedy Channel isn&#039;t it.</description>
		<content:encoded><![CDATA[<p>Ha Ha!!! Once again these &#8220;scientists&#8221; need to input the new data into their special computer climate models. What a laugh, anyone can show a link to anything with a model. I love the &#8220;anthropogenic forcings&#8221; part, a theory which has never been proved in any way! These guys are funny! Where did they buy their science degrees, I want one too! Then they claim that a link is the same as proof. Ha Ha! This is from the Comedy Channel, right? C&#8217;mon, it&#8217;s the Comedy Channel isn&#8217;t it.</p>
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