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	<title>Comments on: Charles Rice on whether soil could speed Earth&#8217;s warming</title>
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	<link>http://earthsky.org/earth/warming-earth-warming-soil</link>
	<description>A Clear Voice for Science</description>
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		<title>By: hjdkahsj</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-624686</link>
		<dc:creator>hjdkahsj</dc:creator>
		<pubDate>Thu, 22 Dec 2011 11:39:19 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-624686</guid>
		<description>I had been wanting to know if you ever considered adjusting the layout of your site? Its well written; I love what youve got to state. But maybe you could add a little more in the way of written content so people can connect with it better. Youve got an awful lot of wording for only having one or two pictures. Maybe you could space it out better?</description>
		<content:encoded><![CDATA[<p>I had been wanting to know if you ever considered adjusting the layout of your site? Its well written; I love what youve got to state. But maybe you could add a little more in the way of written content so people can connect with it better. Youve got an awful lot of wording for only having one or two pictures. Maybe you could space it out better?</p>
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		<title>By: Tomas Mendez</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-552066</link>
		<dc:creator>Tomas Mendez</dc:creator>
		<pubDate>Mon, 04 Apr 2011 19:49:42 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-552066</guid>
		<description>@Stephanie

The audio should work now. Thanks for letting us know.</description>
		<content:encoded><![CDATA[<p>@Stephanie</p>
<p>The audio should work now. Thanks for letting us know.</p>
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		<title>By: Stephanie</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-551973</link>
		<dc:creator>Stephanie</dc:creator>
		<pubDate>Mon, 04 Apr 2011 17:05:39 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-551973</guid>
		<description>I can only see the first 23s of the podcast. Anyone else with this problem, or does anyone know where to find the full podcast? Thanks.</description>
		<content:encoded><![CDATA[<p>I can only see the first 23s of the podcast. Anyone else with this problem, or does anyone know where to find the full podcast? Thanks.</p>
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		<title>By: Lisa@Malta Reisen</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-550624</link>
		<dc:creator>Lisa@Malta Reisen</dc:creator>
		<pubDate>Fri, 01 Apr 2011 12:17:14 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-550624</guid>
		<description>I recently read in 2 German newspapers that earth warming is actually going backwards, meaning that we will face a cold period in the future rather then warm period. For me its interessting to read through the different discussions, I agree with the fact that we should do a lot to keep our planet safe for the next generations to come.</description>
		<content:encoded><![CDATA[<p>I recently read in 2 German newspapers that earth warming is actually going backwards, meaning that we will face a cold period in the future rather then warm period. For me its interessting to read through the different discussions, I agree with the fact that we should do a lot to keep our planet safe for the next generations to come.</p>
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	<item>
		<title>By: Xavier@Motorcycle Apparel</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-541079</link>
		<dc:creator>Xavier@Motorcycle Apparel</dc:creator>
		<pubDate>Thu, 03 Mar 2011 02:04:56 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-541079</guid>
		<description>I don&#039;t know much about soil or the earth&#039;s warming but I agreed all the explanation on this blog regarding to this topic. Soil can really help in cooling the earth but it should really depends on how people manage it.
      I should be learning more about earth&#039;s warming so that I can also share my opinions to all of us and to help solving those problem involving the Earth.</description>
		<content:encoded><![CDATA[<p>I don&#8217;t know much about soil or the earth&#8217;s warming but I agreed all the explanation on this blog regarding to this topic. Soil can really help in cooling the earth but it should really depends on how people manage it.<br />
      I should be learning more about earth&#8217;s warming so that I can also share my opinions to all of us and to help solving those problem involving the Earth.</p>
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	<item>
		<title>By: Geoff</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-21916</link>
		<dc:creator>Geoff</dc:creator>
		<pubDate>Sun, 18 Apr 2010 19:17:34 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-21916</guid>
		<description>In response to Hank&#039;s question about tilling practices - I was one of Chuck Rice&#039;s grad students in the late 90&#039;s, early 2000&#039;s and my research looked at exactly this issue. I looked at soil organic matter dynamics in a long term tillage study started in 1974. Without going into mind numbing detail, I specifically looked at traditional tillage (as Hank described) where plant residue is tilled under following harvest, but before planting the next crop - and compared this to &quot;no-tillage&quot; where all plant residue was left in place and crops were planted directly into the soil under this easily observable layer of residue. There was a significant increase in carbon in the first 5 centimeters of no-till soil compared to the traditional tillage practice. After 5 cm there was no measurable difference. Thus no-till does sequester more carbon than traditional tillage; in Kansas, and under the specific crops we studied - this may not be the same under other climate conditions and plant input regimes.

Chuck and the soil science community as a whole would never claim that carbon sequestration in soil is the singular answer to reducing greenhouse gases, but see it instead as one of the pieces of the mitigation plans while we look for something other than fossil fuels for energy.</description>
		<content:encoded><![CDATA[<p>In response to Hank&#8217;s question about tilling practices &#8211; I was one of Chuck Rice&#8217;s grad students in the late 90&#8242;s, early 2000&#8242;s and my research looked at exactly this issue. I looked at soil organic matter dynamics in a long term tillage study started in 1974. Without going into mind numbing detail, I specifically looked at traditional tillage (as Hank described) where plant residue is tilled under following harvest, but before planting the next crop &#8211; and compared this to &#8220;no-tillage&#8221; where all plant residue was left in place and crops were planted directly into the soil under this easily observable layer of residue. There was a significant increase in carbon in the first 5 centimeters of no-till soil compared to the traditional tillage practice. After 5 cm there was no measurable difference. Thus no-till does sequester more carbon than traditional tillage; in Kansas, and under the specific crops we studied &#8211; this may not be the same under other climate conditions and plant input regimes.</p>
<p>Chuck and the soil science community as a whole would never claim that carbon sequestration in soil is the singular answer to reducing greenhouse gases, but see it instead as one of the pieces of the mitigation plans while we look for something other than fossil fuels for energy.</p>
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		<title>By: Cynthia</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-12939</link>
		<dc:creator>Cynthia</dc:creator>
		<pubDate>Mon, 07 Sep 2009 13:17:23 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-12939</guid>
		<description>Thank you EarthSky for being one of the prevailing &quot;cool heads&quot; in a warming world that waits for us to move past the protacting forces of denial and beyond the refusal to accept personal responsibility for the neccessary end products of removing massive amounts of carbon from the earth in the form of fossil fuels and releasing it into the air as no other earth-based life form as ever done.

Beyond the illusion of debate on the preponderance of scientific evidence, I always come back to the question that if we could access sunlight, wind, wave power, and geothermal possibilities more immediately and more efficiently than say waiting until 2014 to extirpate oil six and a half miles below the surface of the warming, hurricane-ready waters of the The Gulf of Mexico or say using up to nine barrels of clean water to force the Alberta Tar Sands oil soup, why wouldn&#039;t we?

And even given that the ocean temperatures this summer were the hottest ever recorded since record-keeping began, Doug, the ineluctable question remains:  if we can design, cultivate, and create more intelligently and more efficiently, why wouldn&#039;t we?
</description>
		<content:encoded><![CDATA[<p>Thank you EarthSky for being one of the prevailing &#8220;cool heads&#8221; in a warming world that waits for us to move past the protacting forces of denial and beyond the refusal to accept personal responsibility for the neccessary end products of removing massive amounts of carbon from the earth in the form of fossil fuels and releasing it into the air as no other earth-based life form as ever done.</p>
<p>Beyond the illusion of debate on the preponderance of scientific evidence, I always come back to the question that if we could access sunlight, wind, wave power, and geothermal possibilities more immediately and more efficiently than say waiting until 2014 to extirpate oil six and a half miles below the surface of the warming, hurricane-ready waters of the The Gulf of Mexico or say using up to nine barrels of clean water to force the Alberta Tar Sands oil soup, why wouldn&#8217;t we?</p>
<p>And even given that the ocean temperatures this summer were the hottest ever recorded since record-keeping began, Doug, the ineluctable question remains:  if we can design, cultivate, and create more intelligently and more efficiently, why wouldn&#8217;t we?</p>
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	<item>
		<title>By: Cynthia</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-12938</link>
		<dc:creator>Cynthia</dc:creator>
		<pubDate>Mon, 07 Sep 2009 07:43:28 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-12938</guid>
		<description>Hank,

There is something called permaculture that could ensure that the human population is fed while also ensuring that the integrity (and quanity) of soil is kept and in fact enhanced (and not sent down The Mississippi to the tune of a 150 acre farm a day.  Companion planting, vertical farming and the use of \&quot;nitrogen fixing\&quot; plants, are all practices that can save our soil, and us in the process.  We need to move away from tilling, one-crop monocultures such as corn, which demands much of the soil and requires far more water and fertilizer.  We need to start transitioning to the kind of farming that was practiced prior to the presence of cheap oil and industrial farming in the last century.  </description>
		<content:encoded><![CDATA[<p>Hank,</p>
<p>There is something called permaculture that could ensure that the human population is fed while also ensuring that the integrity (and quanity) of soil is kept and in fact enhanced (and not sent down The Mississippi to the tune of a 150 acre farm a day.  Companion planting, vertical farming and the use of \&#8221;nitrogen fixing\&#8221; plants, are all practices that can save our soil, and us in the process.  We need to move away from tilling, one-crop monocultures such as corn, which demands much of the soil and requires far more water and fertilizer.  We need to start transitioning to the kind of farming that was practiced prior to the presence of cheap oil and industrial farming in the last century.</p>
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		<title>By: Deborah Byrd</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-7766</link>
		<dc:creator>Deborah Byrd</dc:creator>
		<pubDate>Sun, 03 May 2009 15:30:59 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-7766</guid>
		<description>	&lt;p&gt;Thanks Hank.  It&#8217;ll be the same &#8211; but different.  Better!&lt;/p&gt;

</description>
		<content:encoded><![CDATA[<p>Thanks Hank.  It&#8217;ll be the same &#8211; but different.  Better!</p>
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		<title>By: Hank</title>
		<link>http://earthsky.org/earth/warming-earth-warming-soil/comment-page-1#comment-7769</link>
		<dc:creator>Hank</dc:creator>
		<pubDate>Sun, 03 May 2009 09:46:21 +0000</pubDate>
		<guid isPermaLink="false">http://208.96.63.114/?p=2664#comment-7769</guid>
		<description>	&lt;p&gt;The alternate explanation makes perfect sense. Thank you for responding. All the best to E&amp;S as you upgrade your site. I&#8217;m looking forward to the cool new experience.&lt;/p&gt;

</description>
		<content:encoded><![CDATA[<p>The alternate explanation makes perfect sense. Thank you for responding. All the best to E&amp;S as you upgrade your site. I&#8217;m looking forward to the cool new experience.</p>
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