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	<title>MIT Darwin Project &#187; Nitrogen Fixation</title>
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	<link>https://darwinproject.mit.edu</link>
	<description>Modeling Marine Microbes</description>
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		<title>Imbalance of global nutrient cycles exacerbated by the greater retention of phosphorus over nitrogen in lakes</title>
		<link>https://darwinproject.mit.edu/imbalance-of-global-nutrient-cycles-exacerbated-by-the-greater-retention-of-phosphorus-over-nitrogen-in-lakes/</link>
		<comments>https://darwinproject.mit.edu/imbalance-of-global-nutrient-cycles-exacerbated-by-the-greater-retention-of-phosphorus-over-nitrogen-in-lakes/#comments</comments>
		<pubDate>Mon, 18 Jul 2022 16:13:24 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Britten]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Zhen Wu]]></category>

		<guid isPermaLink="false">https://darwinproject.mit.edu/?p=2157</guid>
		<description><![CDATA[Zhen Wu, Jincheng Li, Yanxin Sun, Josep Peñuelas, Jilin Huang, Jordi Sardans, Qingsong Jiang, Jacques C. Finlay, Gregory L. Britten, Michael J. Follows, Wei Gao, Boqiang Qin, Jinren Ni, Shouliang Huo &#38; Yong Liu (2022), Imbalance of global nutrient cycles exacerbated by the greater retention of phosphorus over nitrogen in lakes, Nature Geosciences, doi: 10.1038/s41561-022-00958-7 Description: Imbalanced anthropogenic inputs &#8230; <a href="https://darwinproject.mit.edu/imbalance-of-global-nutrient-cycles-exacerbated-by-the-greater-retention-of-phosphorus-over-nitrogen-in-lakes/" class="more-link">Continue reading <span class="screen-reader-text">Imbalance of global nutrient cycles exacerbated by the greater retention of phosphorus over nitrogen in lakes</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/imbalance-of-global-nutrient-cycles-exacerbated-by-the-greater-retention-of-phosphorus-over-nitrogen-in-lakes/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Quantifying nitrogen fixation by heterotrophic bacteria in sinking marine particles</title>
		<link>https://darwinproject.mit.edu/quantifying-nitrogen-fixation-by-heterotrophic-bacteria-in-sinking-marine-particles/</link>
		<comments>https://darwinproject.mit.edu/quantifying-nitrogen-fixation-by-heterotrophic-bacteria-in-sinking-marine-particles/#comments</comments>
		<pubDate>Mon, 09 Aug 2021 14:42:36 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Top-Down Control]]></category>
		<category><![CDATA[Chakraborty]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Inomura]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1995</guid>
		<description><![CDATA[Subhendu Chakraborty, Ken H. Andersen, André W. Visser, Keisuke Inomura, Michael J. Follows &#38; Lasse Riemann  (2021), Quantifying nitrogen fixation by heterotrophic bacteria in sinking marine particles, Nature Communications, doi: 10.1038/s41467-021-23875-6 Description: Nitrogen (N2) fixation by heterotrophic bacteria associated with sinking particles contributes to marine N cycling, but a mechanistic understanding of its regulation and significance &#8230; <a href="https://darwinproject.mit.edu/quantifying-nitrogen-fixation-by-heterotrophic-bacteria-in-sinking-marine-particles/" class="more-link">Continue reading <span class="screen-reader-text">Quantifying nitrogen fixation by heterotrophic bacteria in sinking marine particles</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/quantifying-nitrogen-fixation-by-heterotrophic-bacteria-in-sinking-marine-particles/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Quantitative models of nitrogen-fixing organisms</title>
		<link>https://darwinproject.mit.edu/quantitative-models-of-nitrogen-fixing-organisms/</link>
		<comments>https://darwinproject.mit.edu/quantitative-models-of-nitrogen-fixing-organisms/#comments</comments>
		<pubDate>Tue, 02 Feb 2021 03:30:03 +0000</pubDate>
		<dc:creator><![CDATA[Helen Hill]]></dc:creator>
				<category><![CDATA[Macromolecular Modeling]]></category>
		<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Inomura]]></category>
		<category><![CDATA[publication]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1902</guid>
		<description><![CDATA[Keisuke Inomura, Curtis Deutsch, Takako Masuda, Ondřej Prášil, Michael J. Follows (2020), Quantitative models of nitrogen-fixing organisms, Computational and Structural Biotechnology Journal, doi: 10.1016/j.csbj.2020.11.022 Nitrogen-fixing organisms are of importance to the environment, providing bioavailable nitrogen to the biosphere. Quantitative models have been used to complement the laboratory experiments and in situ measurements, where such evaluations are difficult or costly. Here, we review the &#8230; <a href="https://darwinproject.mit.edu/quantitative-models-of-nitrogen-fixing-organisms/" class="more-link">Continue reading <span class="screen-reader-text">Quantitative models of nitrogen-fixing organisms</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/quantitative-models-of-nitrogen-fixing-organisms/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Fellow Travelers</title>
		<link>https://darwinproject.mit.edu/fellow-travelers/</link>
		<comments>https://darwinproject.mit.edu/fellow-travelers/#comments</comments>
		<pubDate>Wed, 08 Apr 2020 21:09:28 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Research]]></category>
		<category><![CDATA[CBIOMES]]></category>
		<category><![CDATA[Follett]]></category>
		<category><![CDATA[Inomura]]></category>
		<category><![CDATA[publication]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1680</guid>
		<description><![CDATA[Observations suggest diazotrophs like Crocosphaera and Trichodesmium pay for their ability to fix nitrogen with a very low growth rate, yet diatom-diazotroph associations or DDAs exhibit high growth rates. CBIOMES postdoctoral fellow Chris Follett and co-authors use a cell flux model to test the hypothesis that diatom-diazotroph associations or DDAs grow faster than unpaired diazotrophs &#8230; <a href="https://darwinproject.mit.edu/fellow-travelers/" class="more-link">Continue reading <span class="screen-reader-text">Fellow Travelers</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/fellow-travelers/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Carbon Transfer from the Host Diatom Enables Fast Growth and High Rate of N2 Fixation by Symbiotic Heterocystous Cyanobacteria</title>
		<link>https://darwinproject.mit.edu/carbon-transfer-from-the-host-diatom-enables-fast-growth-and-high-rate-of-n2-fixation-by-symbiotic-heterocystous-cyanobacteria/</link>
		<comments>https://darwinproject.mit.edu/carbon-transfer-from-the-host-diatom-enables-fast-growth-and-high-rate-of-n2-fixation-by-symbiotic-heterocystous-cyanobacteria/#comments</comments>
		<pubDate>Mon, 10 Feb 2020 21:45:35 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Follett]]></category>
		<category><![CDATA[Inomura]]></category>
		<category><![CDATA[publication]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1597</guid>
		<description><![CDATA[Keisuke Inomura, Christopher L. Follett, Takako Masuda, Meri Eichner, Ondřej Prášil and Curtis Deutsch (2020), Carbon Transfer from the Host Diatom Enables Fast Growth and High Rate of N2 Fixation by Symbiotic Heterocystous Cyanobacteria, Plants, doi: 10.3390/plants9020192 Summary: Diatom–diazotroph associations (DDAs) are symbioses where trichome‐forming cyanobacteria support the host diatom with fixed nitrogen through dinitrogen (N2) fixation. It is inferred &#8230; <a href="https://darwinproject.mit.edu/carbon-transfer-from-the-host-diatom-enables-fast-growth-and-high-rate-of-n2-fixation-by-symbiotic-heterocystous-cyanobacteria/" class="more-link">Continue reading <span class="screen-reader-text">Carbon Transfer from the Host Diatom Enables Fast Growth and High Rate of N2 Fixation by Symbiotic Heterocystous Cyanobacteria</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/carbon-transfer-from-the-host-diatom-enables-fast-growth-and-high-rate-of-n2-fixation-by-symbiotic-heterocystous-cyanobacteria/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Quantifying Oxygen Management and Temperature and Light Dependencies of Nitrogen Fixation by Crocosphaera watsonii</title>
		<link>https://darwinproject.mit.edu/quantifying-oxygen-management-and-temperature-and-light-dependencies-of-nitrogen-fixation-by-crocosphaera-watsonii/</link>
		<comments>https://darwinproject.mit.edu/quantifying-oxygen-management-and-temperature-and-light-dependencies-of-nitrogen-fixation-by-crocosphaera-watsonii/#comments</comments>
		<pubDate>Wed, 11 Dec 2019 20:00:46 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Inomura]]></category>
		<category><![CDATA[publication]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1513</guid>
		<description><![CDATA[Keisuke Inomura, Curtis Deutsch, Samuel T. Wilson, Takako Masuda, Evelyn Lawrenz, Bučinská Lenka, Roman Sobotka, Julia M. Gauglitz, Mak A. Saito, Ondřej Prášil, Michael J. Follows (2019), Quantifying Oxygen Management and Temperature and Light Dependencies of Nitrogen Fixation by Crocosphaera watsonii, mSphere, doi: 10.1128/mSphere.00531-19 Summary: Crocosphaera is a major dinitrogen (N2)-fixing microorganism, providing bioavailable nitrogen (N) to &#8230; <a href="https://darwinproject.mit.edu/quantifying-oxygen-management-and-temperature-and-light-dependencies-of-nitrogen-fixation-by-crocosphaera-watsonii/" class="more-link">Continue reading <span class="screen-reader-text">Quantifying Oxygen Management and Temperature and Light Dependencies of Nitrogen Fixation by Crocosphaera watsonii</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/quantifying-oxygen-management-and-temperature-and-light-dependencies-of-nitrogen-fixation-by-crocosphaera-watsonii/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>A Model for Nitrogen Fixation in the Presence of Ammonium</title>
		<link>https://darwinproject.mit.edu/a-model-for-nitrogen-fixation-in-the-presence-of-ammonium/</link>
		<comments>https://darwinproject.mit.edu/a-model-for-nitrogen-fixation-in-the-presence-of-ammonium/#comments</comments>
		<pubDate>Wed, 06 Mar 2019 17:59:06 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Macromolecular Modeling]]></category>
		<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Research]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Inomura]]></category>
		<category><![CDATA[publication]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=1012</guid>
		<description><![CDATA[Former MIT Darwin Group member Keisuke Inomura, working with MIT CBIOMES investigator Mick Follows, presents a new quantitative model of nitrogen fixation in the presence of ammonium. by Helen Hill for CBIOMES Nitrogen fixation, the conversion of dinitrogen gas to bioavailable nitrogen, is carried out by diverse prokaryotes termed diazotrophs. It plays a fundamental role &#8230; <a href="https://darwinproject.mit.edu/a-model-for-nitrogen-fixation-in-the-presence-of-ammonium/" class="more-link">Continue reading <span class="screen-reader-text">A Model for Nitrogen Fixation in the Presence of Ammonium</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/a-model-for-nitrogen-fixation-in-the-presence-of-ammonium/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Understanding Microbial Competition for Nitrogen</title>
		<link>https://darwinproject.mit.edu/understanding-microbial-competition-for-nitrogen/</link>
		<comments>https://darwinproject.mit.edu/understanding-microbial-competition-for-nitrogen/#comments</comments>
		<pubDate>Tue, 10 Apr 2018 20:10:28 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Dutkiewicz]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[MIT News]]></category>
		<category><![CDATA[Zakem]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=883</guid>
		<description><![CDATA[The Darwin Project&#8217;s Emily Zakem, Stephanie Dutkiewicz and Mick Follows show that physiological constraints and resource competition between phytoplankton and nitrifying microorganisms in the sunlit layer can yield this ocean trait. Read this story at MIT News Nitrogen is a hot commodity in the surface ocean. Primary producers including phytoplankton and other microorganisms consume and transform &#8230; <a href="https://darwinproject.mit.edu/understanding-microbial-competition-for-nitrogen/" class="more-link">Continue reading <span class="screen-reader-text">Understanding Microbial Competition for Nitrogen</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/understanding-microbial-competition-for-nitrogen/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Phytoplankton &amp; Chips</title>
		<link>https://darwinproject.mit.edu/phytoplankton-chips/</link>
		<comments>https://darwinproject.mit.edu/phytoplankton-chips/#comments</comments>
		<pubDate>Fri, 04 Aug 2017 17:12:03 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Climate Change]]></category>
		<category><![CDATA[Diversity and Biogeography]]></category>
		<category><![CDATA[Macromolecular Modeling]]></category>
		<category><![CDATA[Mixotrophy]]></category>
		<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Research]]></category>
		<category><![CDATA[Top-Down Control]]></category>
		<category><![CDATA[Trait Based Approaches]]></category>
		<category><![CDATA[Chisholm]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Hill]]></category>
		<category><![CDATA[Simons Foundation]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=808</guid>
		<description><![CDATA[Helen Hill &#124; Darwin Project Microbes mediate the global marine cycles of elements, modulating atmospheric CO2 and helping to maintain the oxygen we all breath yet there is much about them scientists still don’t understand. Now, an award from the Simons Foundation will give researchers from the Darwin Project access to bigger, better computing resources to model &#8230; <a href="https://darwinproject.mit.edu/phytoplankton-chips/" class="more-link">Continue reading <span class="screen-reader-text">Phytoplankton &#038; Chips</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/phytoplankton-chips/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Life on the Edge &#8211; How shifting marine province boundaries could provide a new metric for global change</title>
		<link>https://darwinproject.mit.edu/life-on-the-edge-how-shifting-marine-province-boundaries-could-provide-a-new-metric-for-global-change/</link>
		<comments>https://darwinproject.mit.edu/life-on-the-edge-how-shifting-marine-province-boundaries-could-provide-a-new-metric-for-global-change/#comments</comments>
		<pubDate>Mon, 27 Oct 2014 14:44:21 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Climate Change]]></category>
		<category><![CDATA[Diversity and Biogeography]]></category>
		<category><![CDATA[Nitrogen Fixation]]></category>
		<category><![CDATA[Dutkiewicz]]></category>
		<category><![CDATA[Follows]]></category>
		<category><![CDATA[Jahn]]></category>
		<category><![CDATA[publication]]></category>
		<category><![CDATA[Ward]]></category>

		<guid isPermaLink="false">http://darwinproject.mit.edu/?p=539</guid>
		<description><![CDATA[In their new competition theory paper, appearing in the 2014 issue of Biogeosciences, Dutkiewicz et al examine the sensitivity of the biogeography of nitrogen fixers to a warming climate and increased aeolian iron deposition in the context of a global earth system model. The new paper employs concepts from the resource-ratio theory to provide a simplifying &#8230; <a href="https://darwinproject.mit.edu/life-on-the-edge-how-shifting-marine-province-boundaries-could-provide-a-new-metric-for-global-change/" class="more-link">Continue reading <span class="screen-reader-text">Life on the Edge &#8211; How shifting marine province boundaries could provide a new metric for global change</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		<wfw:commentRss>https://darwinproject.mit.edu/life-on-the-edge-how-shifting-marine-province-boundaries-could-provide-a-new-metric-for-global-change/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
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