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	<title>State of the Planet &#187; old trees</title>
	<atom:link href="http://blogs.ei.columbia.edu/tag/old-trees/feed/" rel="self" type="application/rss+xml" />
	<link>http://blogs.ei.columbia.edu</link>
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		<title>Climate and Conquest: How Did Genghis Khan Rise?</title>
		<link>http://blogs.ei.columbia.edu/2013/05/13/climate-and-conquest-how-did-genghis-khan-rise/</link>
		<comments>http://blogs.ei.columbia.edu/2013/05/13/climate-and-conquest-how-did-genghis-khan-rise/#comments</comments>
		<pubDate>Mon, 13 May 2013 18:29:08 +0000</pubDate>
		<dc:creator>Kevin Krajick</dc:creator>
				<category><![CDATA[Agriculture-Food]]></category>
		<category><![CDATA[Climate]]></category>
		<category><![CDATA[Earth Sciences]]></category>
		<category><![CDATA[Economics]]></category>
		<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[Energy]]></category>
		<category><![CDATA[Ancient History]]></category>
		<category><![CDATA[Asia]]></category>
		<category><![CDATA[Central Asia]]></category>
		<category><![CDATA[Climate and Agriculture]]></category>
		<category><![CDATA[lamont doherty earth observatory]]></category>
		<category><![CDATA[military affairs]]></category>
		<category><![CDATA[Mongolia]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[tree rings]]></category>
		<category><![CDATA[Water]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=33146</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2013/05/mongol-empire-150x110.png" class="attachment-post-thumbnail wp-post-image" alt="mongol-empire" />Eight hundred years ago, relatively small armies of mounted warriors suddenly exploded outward from the cold, arid high-elevation grasslands of Mongolia and reshaped world geography, culture and history in ways that still resound today. How did they do it? ]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2013/05/13/climate-and-conquest-how-did-genghis-khan-rise/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>I’ll Go on a Cross-Date if You Show Me Some Rings</title>
		<link>http://blogs.ei.columbia.edu/2013/03/28/ill-go-on-a-cross-date-if-you-show-me-some-rings/</link>
		<comments>http://blogs.ei.columbia.edu/2013/03/28/ill-go-on-a-cross-date-if-you-show-me-some-rings/#comments</comments>
		<pubDate>Fri, 29 Mar 2013 01:04:08 +0000</pubDate>
		<dc:creator>Guest Blogger</dc:creator>
				<category><![CDATA[General Earth Institute]]></category>
		<category><![CDATA[Climate]]></category>
		<category><![CDATA[lab science]]></category>
		<category><![CDATA[lamont doherty earth observatory]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[student research]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>
		<category><![CDATA[Tree Ring Lab]]></category>
		<category><![CDATA[tree rings]]></category>
		<category><![CDATA[trees]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=35286</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2013/03/OM.velvet.shadow-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="A large, Y-shaped black oak in eastern NY State. Photo: N. Pederson" />Ever since I've started learning to cross-date tree core samples, I've learned I have a type. I prefer my tree cores to be black oaks, middle-aged, with some nice big rings to show me. Alright, fine, I can deal with some smaller rings every now and then. As long as they’re some nice marker rings. Unfortunately, the trees don’t seem to be trying to impress me.]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2013/03/28/ill-go-on-a-cross-date-if-you-show-me-some-rings/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>&#8216;Are You Using This Idea for Your Thesis Research?&#8217; [UPDATE]</title>
		<link>http://blogs.ei.columbia.edu/2013/02/28/are-you-using-this-idea-for-your-thesis-research/</link>
		<comments>http://blogs.ei.columbia.edu/2013/02/28/are-you-using-this-idea-for-your-thesis-research/#comments</comments>
		<pubDate>Fri, 01 Mar 2013 01:53:00 +0000</pubDate>
		<dc:creator>Neil Pederson</dc:creator>
				<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[General Earth Institute]]></category>
		<category><![CDATA[ecology]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[old-growth forests]]></category>
		<category><![CDATA[terrestrial ecosystems]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=34728</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2013/02/SnailsPennyCrop-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="Microsnails on the Honest Abe - can you find the 28 microsnails? Image: D. Douglas" />“Are you using this idea for your thesis research?”

I heard this as I stood in front of a classroom full of old-growth forest ecology students. The question had come from Neil Pederson, who was sitting directly in front of me. He was asking this question because I had just spent the past 12 minutes discussing the intricacies of land snail biology and ecology that would make them great organisms to use for ecological modeling in regards to disturbance.]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2013/02/28/are-you-using-this-idea-for-your-thesis-research/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Dipping your feet in the water (A first year’s experience with fieldwork)</title>
		<link>http://blogs.ei.columbia.edu/2012/09/21/dipping-your-feet-in-the-water-a-first-years-experience-with-fieldwork/</link>
		<comments>http://blogs.ei.columbia.edu/2012/09/21/dipping-your-feet-in-the-water-a-first-years-experience-with-fieldwork/#comments</comments>
		<pubDate>Fri, 21 Sep 2012 14:07:48 +0000</pubDate>
		<dc:creator>Guest Blogger</dc:creator>
				<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[deciduous forest]]></category>
		<category><![CDATA[eastern deciduous forest]]></category>
		<category><![CDATA[field science]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[student research]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>
		<category><![CDATA[Tree Ring Lab]]></category>
		<category><![CDATA[tree rings]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=30765</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2012/09/Marco4footFernsPalmaghattD_MartinPic-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="Tromping in the midst of the &#039;Jurassic Park&#039; of the Palmaghatt Ravine. Photo: D. Martin" />My feet are soaking wet and I’m playing a game of Marco Polo, but I’m nowhere near a pool. It’s my second day on the job. It’s my second week of college. I have no idea what to expect.]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2012/09/21/dipping-your-feet-in-the-water-a-first-years-experience-with-fieldwork/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Epic Wetness in Greater NYC, and What Broadleaf Trees Have to Say About It</title>
		<link>http://blogs.ei.columbia.edu/2012/09/06/epic-wetness-in-the-greater-new-york-city-region-and-what-broadleaf-trees-have-to-say-about-it/</link>
		<comments>http://blogs.ei.columbia.edu/2012/09/06/epic-wetness-in-the-greater-new-york-city-region-and-what-broadleaf-trees-have-to-say-about-it/#comments</comments>
		<pubDate>Thu, 06 Sep 2012 12:32:12 +0000</pubDate>
		<dc:creator>Neil Pederson</dc:creator>
				<category><![CDATA[Climate]]></category>
		<category><![CDATA[Earth Sciences]]></category>
		<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[General Earth Institute]]></category>
		<category><![CDATA[Water]]></category>
		<category><![CDATA[climate history]]></category>
		<category><![CDATA[Climate Science]]></category>
		<category><![CDATA[drought]]></category>
		<category><![CDATA[Lamont-Doherty Earth Observatory]]></category>
		<category><![CDATA[New York City]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>
		<category><![CDATA[Tree Ring Lab]]></category>
		<category><![CDATA[tree rings]]></category>
		<category><![CDATA[water matters]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=30071</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2012/09/OldTulipGladeJacobForgeBW1-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="Glade and Jacob in front of 512 year old tuliptree, aka tulip-poplar. Photo: N. Pederson" />2012 is turning out to be an exceptional year in the eastern US. Starting out with what was essentially a #YearWithoutaWinter, followed by a heat wave in March, a hot summer, Macoun and Cortland apples coming in 2-3 weeks early, and the continuation of a severe drought in the Southern US that expanded into the Midwest [<a href="http://blogs.ei.columbia.edu/2012/09/06/epic-wetness-in-the-greater-new-york-city-region-and-what-broadleaf-trees-have-to-say-about-it/">...</a>]]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2012/09/06/epic-wetness-in-the-greater-new-york-city-region-and-what-broadleaf-trees-have-to-say-about-it/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Finally &#8211; Some true Turkish Delight! Discovery of some tasty oaks</title>
		<link>http://blogs.ei.columbia.edu/2012/06/17/finally-some-true-turkish-delight-discovery-of-some-tasty-oaks/</link>
		<comments>http://blogs.ei.columbia.edu/2012/06/17/finally-some-true-turkish-delight-discovery-of-some-tasty-oaks/#comments</comments>
		<pubDate>Sun, 17 Jun 2012 15:53:32 +0000</pubDate>
		<dc:creator>Neil Pederson</dc:creator>
				<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[General Earth Institute]]></category>
		<category><![CDATA[charismatic megaflora]]></category>
		<category><![CDATA[Lamont-Doherty Earth Observatory]]></category>
		<category><![CDATA[oak]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[Quercus petraea]]></category>
		<category><![CDATA[sessile oak]]></category>
		<category><![CDATA[temperate rainforest]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>
		<category><![CDATA[Tree Ring Lab]]></category>
		<category><![CDATA[tree rings]]></category>
		<category><![CDATA[trees]]></category>
		<category><![CDATA[Turkey]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=28096</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2012/06/ViewAcrossFromMurgulMountain_iii-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="View from the Murgul Mountains, Turkey (N. Pederson)" />After a few days of mild frustration, the sampling of potentially old umbrella pine lifted our spirits and put us in a good frame of mind to conduct our last day of research in the temperate rainforest region of northeastern Turkey. We headed out of Borçka and met with a forest officer in charge of forests [<a href="http://blogs.ei.columbia.edu/2012/06/17/finally-some-true-turkish-delight-discovery-of-some-tasty-oaks/">...</a>]]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2012/06/17/finally-some-true-turkish-delight-discovery-of-some-tasty-oaks/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Charismatic Megaflora: What do Old Trees Look Like?</title>
		<link>http://blogs.ei.columbia.edu/2012/03/18/charismatic-megaflora-what-do-old-trees-look-like/</link>
		<comments>http://blogs.ei.columbia.edu/2012/03/18/charismatic-megaflora-what-do-old-trees-look-like/#comments</comments>
		<pubDate>Sun, 18 Mar 2012 18:01:04 +0000</pubDate>
		<dc:creator>Neil Pederson</dc:creator>
				<category><![CDATA[Ecosystems]]></category>
		<category><![CDATA[General Earth Institute]]></category>
		<category><![CDATA[charismatic megaflora]]></category>
		<category><![CDATA[deciduous forest]]></category>
		<category><![CDATA[eastern deciduous forest]]></category>
		<category><![CDATA[education]]></category>
		<category><![CDATA[old trees]]></category>
		<category><![CDATA[The Broadleaf Papers]]></category>
		<category><![CDATA[Tree Ring Lab]]></category>
		<category><![CDATA[tree rings]]></category>
		<category><![CDATA[trees]]></category>

		<guid isPermaLink="false">http://blogs.ei.columbia.edu/?p=24105</guid>
		<description><![CDATA[<img width="150" height="110" src="http://blogs.ei.columbia.edu/wp-content/uploads/2012/03/Tree16TallMerge-150x110.jpg" class="attachment-post-thumbnail wp-post-image" alt="A particularly sinuous chinkapin oak in eastern Kentucky. Photo: N. Pederson" />Charismatic megaflora? What kind of a tree might that be? As with many things, one person's charismatic megaflora is another person's tree. For myself, a tree that would draw and hold my attention as a younger person/student is very different than my current definition of a charismatic tree. ]]></description>
		<wfw:commentRss>http://blogs.ei.columbia.edu/2012/03/18/charismatic-megaflora-what-do-old-trees-look-like/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
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