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Progressive Nitrogen Limitation Hypothesis

Click on the links below to access reviews of the scientific literature on this topic that have been published since the 2009 NIPCC report.

Carbon-Nitrogen Cycle Models of Forest Responses to Elevated CO2 (5 August 2014)
CO2 Enrichment Effects on Soil Nitrogen: Positive or Negative? (20 August 2013)
A Treeline Ecosystem in a CO2-Enriched World (26 June 2013)
Will There Be Enough Nitrogen? (3 July 2012)
Photosynthetic Responses to Atmospheric CO2 Enrichment in the Long-Term Duke Forest Face Experiment (27 June 2012)
Nitrogen Cycling within Forests Growing in a Warmer World (20 June 2012)
Progressive Nitrogen Limitation in a Brackish Tidal Marsh (30 May 2012)
The Progressive Nitrogen Limitation Hypothesis is Refuted by the Palaeorecord of the Late Quaternary (16 May 2012)
Anthropogenic Inputs of Nitrogen to the Environment (4 April 2012)
Does Too Little Nitrogen and Too Much Ozone Cancel the Benefits of the Aerial Fertilization Effect of Atmospheric CO2 Enrichment? (27 March 2012)
Do Earth's Soils Contain Enough Nitrogen for Its Plants to Receive the Full Benefits of Atmospheric CO2 Enrichment? (13 March 2012)
How Progressive Nitrogen Limitation to Growth May Be Avoided in CO2-Enriched Air (7 March 2012)
CO2 Enrichment of a Scrub-Oak Woodland Low in Nitrogen (6 March 2012)
The Progressive Nitrogen Limitation Hypothesis: Notoriously Famous ... but Fading Fast (7 February 2012)
Photosynthetic Down Regulation of Young Hybrid Larch Trees in Nitrogen Poor and Rich Soil (21 December 2011)
Forests Find More Nitrogen in the Soils of a Warming World (16 August 2011)
Nine Years of Soil Carbon and Nitrogen Relations in the Duke Forest FACE Study (27 July 2011)
A New Model Search for the "Missing Sink" of Anthropogenic CO2 (29 June 2011)
The Progressive Nitrogen Limitation Hypothesis (14 June 2011)
Roots of CO2-Enriched Trees Seek Out Needed Nitrogen (25 May 2011)
CO2-Enriched Trees Extracting Needed Nitrogen from Nitrogen-Poor Soil (11 May 2011)
How a Long-Term CO2-Induced Increase in Forest Productivity is Maintained on a Nitrogen-Impoverished Soil (20 April 2011)
Effects of Elevated CO2 on a Regenerating Longleaf Pine Ecosystem (22 December 2010)
The Progressive Nitrogen Limitation Hypothesis Takes Another Hit (27 October 2010)
Dark Septate Root Endophytic Fungi, CO2 and Trees (21 October 2010)
Growth Enhancement Due to Elevated CO2 in a Semi-Arid Grassland (20 October 2010)
The Impact of Soil Nitrogen Availability on Global Warming (13 October 2010)
The Duke Forest FACE Experiment at the Twelve-Year Point of Its Continuance ... (3 September 2010)
The Depths to Which Some Roots Will Go (8 July 2010)
The Long-Term Response of Plant Photosynthesis to Elevated CO2 (1 July 2010)
Net Primary Productivity at the Duke Forest FACE Facility (18 June 2010)
Reactive Nitrogen in the Biosphere: Too Little or Too Much? (2 June 2010)
Elevated CO2 Is Claimed to Inhibit Plant Nitrate Assimilation and Subsequent Growth ... AGAIN!!! ... (26 May 2010)