<?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>0379-3982</journal-id>
<journal-title><![CDATA[Revista Tecnología en Marcha]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnología en Marcha]]></abbrev-journal-title>
<issn>0379-3982</issn>
<publisher>
<publisher-name><![CDATA[Instituto Tecnológico de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0379-39822022000100067</article-id>
<article-id pub-id-type="doi">10.18845/tm.v35i1.5413</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estimación de gas metano mediante el modelo LandGEM del relleno sanitario municipal de residuos sólidos de Patate-Pelileo, Tungurahua, Ecuador]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ambuludi-Paredes]]></surname>
<given-names><![CDATA[Robinson Rigoberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carvajal-Padilla]]></surname>
<given-names><![CDATA[Victor Paul]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[Karel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Estatal Amazónica  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Estatal Amazónica  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Regional Amazónica IKIAM  ]]></institution>
<addr-line><![CDATA[Tena, Napo ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>67</fpage>
<lpage>78</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0379-39822022000100067&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0379-39822022000100067&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0379-39822022000100067&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El crecimiento económico y demográfico de los países han incrementado la tasa de generación de residuos sólidos, y ha creado una nueva amenaza para la sostenibilidad. El objetivo principal de este estudio fue estimar el potencial de gas metano en el relleno sanitario de residuos sólidos de la mancomunidad Patate-Pelileo, Tungurahua, Ecuador mediante el modelo LandGEM, modificado a las condiciones de Ecuador. Para ello se utilizó información desde inicio del relleno, vida útil, clima, cantidad de residuos, composición de los residuos que fueron obtenidos de bases de datos y reportes estadísticos. Como resultado, se observa que la cantidad de metano calculada para los primeros 20 años fue de 33.070.236,19 m3 , una media anual de 1.653.511,81 m3 , y el valor máximo se alcanza en el año 2032 (1.985.270.108 m3 ). La electricidad total estimada de 2011 a 2032 oscila entre 17693 MWh y 53385 MWh, que puede suministrar los requerimientos del relleno sanitario y otras prestaciones. La investigación permite concluir que los modelos de estimación se pueden utilizar para la planificación de la producción de energía y otros usos del gas de relleno sanitario, pero tienen gran dependencia de la calidad de los datos disponibles, y de la selección de los coeficientes correctos. Además, están fuertemente influenciada por las cantidades de residuos generadas]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The economic and demographic growth of the countries has increased the rate of solid waste generation and created a new threat to sustainability. The main objective of this study was to estimate the methane gas potential in the solid waste landfill of the Patate-Pelileo community, Tungurahua, Ecuador using the LandGEM model modified to the conditions of Ecuador. Information from the beginning of the landfill, useful life, climate, amount of waste, waste composition was obtained from databases and statistical reports. As a result, it is observed that the total amount of methane calculated for the first 20 years was 33.070.236,19 m3 , an annual average of 1.653.511,81 m3 , and the maximum value is reached in the year 2032 (1.985.270,108 m3 ). The total estimated electricity from 2011 to 2032 ranges from 17693 MWh to 53385 MWh, which can supply the requirements of the landfill and other facilities. The research concludes that the estimation models can be used for planning energy production and other uses of landfill gas but are highly dependent on the quality of the available data, and the selection of the correct coefficients. Furthermore, they are strongly influenced by the amounts of waste generated.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Metano]]></kwd>
<kwd lng="es"><![CDATA[contaminación atmosférica]]></kwd>
<kwd lng="es"><![CDATA[eliminación de residuos]]></kwd>
<kwd lng="es"><![CDATA[biogás]]></kwd>
<kwd lng="es"><![CDATA[tratamiento de residuos]]></kwd>
<kwd lng="es"><![CDATA[LandGEM]]></kwd>
<kwd lng="en"><![CDATA[Methane]]></kwd>
<kwd lng="en"><![CDATA[air pollution]]></kwd>
<kwd lng="en"><![CDATA[waste disposal]]></kwd>
<kwd lng="en"><![CDATA[biogas]]></kwd>
<kwd lng="en"><![CDATA[waste treatment]]></kwd>
<kwd lng="en"><![CDATA[LandGEM]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ayeleru]]></surname>
<given-names><![CDATA[O. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Okonta]]></surname>
<given-names><![CDATA[F. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ntul]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Municipal solid waste generation and characterization in the City of Johannesburg: A pathway for the implementation of zero waste]]></article-title>
<source><![CDATA[Waste Management]]></source>
<year>2018</year>
<volume>79</volume>
<page-range>87</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Environment]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Waste Management Outlook for Latin America and the Caribbean. Panama City, Panama]]></article-title>
<source><![CDATA[United Nations Environment Programme. Latin America and the Caribbean Office,]]></source>
<year>2018</year>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Sarduy-Pereira]]></surname>
<given-names><![CDATA[L. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Decker]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization and quantification of municipal solid waste in rural areas of the Ecuadorian Amazon]]></article-title>
<source><![CDATA[J. Environ. Treat. Tech.]]></source>
<year>2020</year>
<volume>8</volume>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[N]]></surname>
<given-names><![CDATA[Yang]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Shao]]></surname>
<given-names><![CDATA[L.-M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lü]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[P.-J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Greenhouse gas emissions during MSW landfilling in China: Influence of waste characteristics and LFG treatment measures]]></article-title>
<source><![CDATA[Journal of Environmental Management]]></source>
<year>2013</year>
<volume>129</volume>
<page-range>510-21</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Casas-Ledón]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Loureiro-Salabarria]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Martínez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Arteaga-Pérez]]></surname>
<given-names><![CDATA[L. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A life cycle assessment of bread production: A Cuban case study]]></article-title>
<source><![CDATA[Journal of Environmental Accounting and Management,]]></source>
<year>2020</year>
<volume>8</volume>
<page-range>125-37</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto-Cabrera]]></surname>
<given-names><![CDATA[A. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Panimboza-Ojeda]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ilibay-Granda]]></surname>
<given-names><![CDATA[C. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Valverde-Lara]]></surname>
<given-names><![CDATA[C. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impacto ambiental de la operación del Centro de faenamiento de la ciudad de Puyo, Pastaza, Ecuador]]></article-title>
<source><![CDATA[Prospectiva]]></source>
<year>2020</year>
<volume>18</volume>
<page-range>60-8</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<collab>INEC-AME</collab>
<article-title xml:lang=""><![CDATA[Estadísticas de Información Ambiental Económica en Gobiernos Autónomos Descentralizados Municipales.]]></article-title>
<source><![CDATA[Gestión de Residuos Sólidos]]></source>
<year>2018</year>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<collab>MAE</collab>
<article-title xml:lang=""><![CDATA[''Informe de gestión MAE-PNGIDS 2010-2013]]></article-title>
<source><![CDATA[Programa Nacional de Gestión Integral de Desechos Sólidos]]></source>
<year>2014</year>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramos-Ramos]]></surname>
<given-names><![CDATA[T. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Guevara-Llerena,]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarduy-Pereira]]></surname>
<given-names><![CDATA[L. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Producción más limpia y ecoeficiencia en el procesado del cacao. Un caso de estudio en Ecuado]]></article-title>
<source><![CDATA[Revista Investigación &amp; Desarrollo]]></source>
<year>2020</year>
<volume>20</volume>
<page-range>135-46</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ngwabie]]></surname>
<given-names><![CDATA[N. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Wirlen]]></surname>
<given-names><![CDATA[Y. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Yinda]]></surname>
<given-names><![CDATA[G. S.]]></given-names>
</name>
<name>
<surname><![CDATA[VanderZaag]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Quantifying greenhouse gas emissions from municipal solid waste dumpsites]]></article-title>
<source><![CDATA[Cameroon,'' Waste Management,]]></source>
<year>2019</year>
<volume>87</volume>
<page-range>947-53</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto-Cabrera]]></surname>
<given-names><![CDATA[A. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Panimboza-Ojeda]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramones-Pinargote]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Martínez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sarduy-Pereira]]></surname>
<given-names><![CDATA[L. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Santana]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Huella de carbono en el cultivo de la caña de azúcar. Evaluación agrícola de un caso de estudio de la amazonia ecuatoriana]]></article-title>
<source><![CDATA[Ingenio Magno]]></source>
<year>2020</year>
<volume>11</volume>
<page-range>22-32</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tungurahua]]></surname>
<given-names><![CDATA[G. A. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Plan de Ordenamiento territorial del cantón Pelileo]]></article-title>
<source><![CDATA[Pelileo, Tungurahua2019,]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Andriani]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Atmaja]]></surname>
<given-names><![CDATA[T. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The potentials of landfill gas production: a review on municipal solid waste management in Indonesia]]></article-title>
<source><![CDATA[Journal of Material Cycles and Waste Management]]></source>
<year>2019</year>
<volume>21</volume>
<page-range>1572-86</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Escamilla-García]]></surname>
<given-names><![CDATA[P. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Castañeda]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-Rodríguez]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Galicia-Villanueva]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Feasibility of energy generation by methane emissions from a landfill in southern Mexico]]></article-title>
<source><![CDATA[Journal of Material Cycles and Waste Management]]></source>
<year>2020</year>
<volume>22</volume>
<page-range>. 295-303</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="">
<collab>LandGEM</collab>
<article-title xml:lang=""><![CDATA[Landfill Gas Emissions Model]]></article-title>
<source><![CDATA[]]></source>
<year>2005</year>
<edition>02</edition>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kamalan]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Sabour]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Shariatmad]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review on available landfill gas models]]></article-title>
<source><![CDATA[J Environ Sci Technol]]></source>
<year>2011</year>
<volume>4</volume>
<page-range>79-92</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fallahizadeh]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rahmatinia]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mohammadi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Vaezzadeh]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Tajamiri]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[M. Soleimani]]></surname>
<given-names><![CDATA[H. J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimation of methane gas by LandGEM model from Yasuj municipal solid waste landfill, Iran]]></article-title>
<source><![CDATA[]]></source>
<year>2019</year>
<volume>6</volume>
<page-range>391-8</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="">
<collab>INAMHI</collab>
<source><![CDATA[Anuario Meteorológico]]></source>
<year>2015</year>
<volume>202012</volume>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ayodele]]></surname>
<given-names><![CDATA[T. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ogunjuyigbe]]></surname>
<given-names><![CDATA[A. S. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Alao]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Life cycle assessment of waste-to-energy (WtE) technologies for electricity generation using municipal solid waste in Nigeria]]></article-title>
<source><![CDATA[Applied Energy]]></source>
<year>2017</year>
<volume>201</volume>
<page-range>200-18</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cudjoe]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Han]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Nandiwardhana]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electricity generation using biogas from organic fraction of municipal solid waste generated in provinces of China: Techno-economic and environmental impact analysis,'']]></article-title>
<source><![CDATA[Fuel Processing Technology,]]></source>
<year>2020</year>
<volume>203</volume>
<page-range>106381</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ayodele]]></surname>
<given-names><![CDATA[T. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ogunjuyigbe]]></surname>
<given-names><![CDATA[A. S. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Alao]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Economic and environmental assessment of electricity generation using biogas from organic fraction of municipal solid waste for the city of Ibadan, Nigeria]]></article-title>
<source><![CDATA[Journal of Cleaner Production]]></source>
<year>2018</year>
<volume>203</volume>
<page-range>718</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Amini]]></surname>
<given-names><![CDATA[H. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Reinhart]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Niskanen]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of first-order-decay modeled and actual field measured municipal solid waste landfill methane data]]></article-title>
<source><![CDATA[Waste Management,]]></source>
<year>2013</year>
<volume>33</volume>
<page-range>2720-8</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<collab>IRENA</collab>
<article-title xml:lang=""><![CDATA[Renewable Energy Technologies: Cost Analysis Series of Biomass for Power Generation]]></article-title>
<source><![CDATA[https://www.irena.org/publications/2012/Jun/Renewable-Energy-Cost-Analysis--- Biomass-for-Power-Generation]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[P. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio de Impacto Ambiental ex- post para el ''Relleno Sanitario EMMAIT-EP'', provincia de Tungurahua, Cantones Pelileo y Patate. Ecuador]]></article-title>
<source><![CDATA[Ingeniería Geólogica, Minera y Ambiental Seguridad Y Salud Ocupacional]]></source>
<year>2019</year>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Biglari]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimating the amount of methane gas generated from the solid waste using the land GEM software, sistan and baluchistan,]]></article-title>
<source><![CDATA[Journal of Global Pharma Technology]]></source>
<year>2017</year>
<volume>9</volume>
<page-range>35-41</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tsatsarelis]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Karagiannidis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimation of future methane production from Hellenic landfills]]></article-title>
<source><![CDATA[Global NEST Journal]]></source>
<year>2009</year>
<volume>11</volume>
<page-range>162-71</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[G. B. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Saavedra]]></surname>
<given-names><![CDATA[J. J. Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Huaman]]></surname>
<given-names><![CDATA[Y. M. V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Calculo de la generación de biogás para el relleno sanitario de la ciudad de Juliaca, utilizando el modelo LandGEM Versión 3.02 de la USEPA y estimación del potencial de producción eléctrica]]></article-title>
<source><![CDATA[Revista de Investigación Ciencia, Tecnología y Desarrollo]]></source>
<year>2018</year>
<volume>4</volume>
<page-range>. 42-55</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
