<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0187-6236</journal-id>
<journal-title><![CDATA[Atmósfera]]></journal-title>
<abbrev-journal-title><![CDATA[Atmósfera]]></abbrev-journal-title>
<issn>0187-6236</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias de la Atmósfera y Cambio Climático]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-62362017000400311</article-id>
<article-id pub-id-type="doi">10.20937/atm.2017.30.04.03</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Carbon fluxes above a deciduous forest in Greece]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Proutsos]]></surname>
<given-names><![CDATA[Nikolaos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Liakatas]]></surname>
<given-names><![CDATA[&#913;ristotle]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alexandris]]></surname>
<given-names><![CDATA[Stavros]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tsiros]]></surname>
<given-names><![CDATA[Ioannis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Agricultural University of Athens  ]]></institution>
<addr-line><![CDATA[Athens ]]></addr-line>
<country>Greece</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<volume>30</volume>
<numero>4</numero>
<fpage>311</fpage>
<lpage>322</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-62362017000400311&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-62362017000400311&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-62362017000400311&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[&#913;BSTRACT Photosynthetic production in forest ecosystems occurs through the absorption of light and CO2. The present work deals with CO2 and carbon flux densities above a deciduous forest in Greece, the southernmost monitoring site in Europe. Results show annual net carbon absorption of 7.6 t C ha-1 y-1, indicating that this forest is a strong carbon sink compared to other European sites. However, absorbance may be reduced by 1 &#956;mol m-2 s-1 for every 1.5 şC above-canopy air temperature increase or 0.015 cm3 cm-3 active root-zone moisture depletion, beyond estimated optimum values. The forest acts as a carbon sink from late April to early November and as a source of carbon in the remaining period of the year. The highest CO2 net absorption flux occurs during June-July (approximately 200 g C m-2 month-1).]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La producción fotosintética en ecosistemas forestales se lleva a cabo mediante la absorción de luz y CO2. El presente estudio analiza las densidades de los flujos de carbono y CO2 sobre un bosque caducifolio en Grecia, que es el sitio de monitoreo más meridional de Europa. Los resultados muestran una absorción anual neta de carbono de 7.6 t C ha-1 y-1, lo cual indica que este bosque es un sumidero de carbono importante en comparación con otros bosques europeos. Sin embargo, la absorción puede reducirse 1 &#956;mol m-2 s-1 por cada 1.5 şC de aumento de la temperatura del aire por encima de la cobertura forestal, o con una reducción de la humedad en la zona de las raíces de 0.015 cm3 cm-3 por debajo de los valores óptimos estimados. El bosque actúa como sumidero de carbono desde finales de abril hasta principios de noviembre y como fuente de carbono durante el resto del ańo. La mayor absorción neta de CO2 ocurre durante el periodo junio-julio (estimada aproximadamente en 200 g C m-2 mes-1).]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Carbon fluxes]]></kwd>
<kwd lng="en"><![CDATA[oak forest]]></kwd>
<kwd lng="en"><![CDATA[photosynthetic active radiation (PAR)]]></kwd>
<kwd lng="en"><![CDATA[net radiation (Rnet)]]></kwd>
<kwd lng="en"><![CDATA[temperature]]></kwd>
<kwd lng="en"><![CDATA[net ecosystem exchange (NEE).]]></kwd>
</kwd-group>
</article-meta>
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