<?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>0188-4999</journal-id>
<journal-title><![CDATA[Revista internacional de contaminación ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Int. Contam. Ambient]]></abbrev-journal-title>
<issn>0188-4999</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>S0188-49992025000100130</article-id>
<article-id pub-id-type="doi">10.20937/rica.55355</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estación de monitoreo geoambiental (EMGA): dispositivo de monitoreo ambiental en tiempo real con sensores de bajo costo para entornos urbanos]]></article-title>
<article-title xml:lang="en"><![CDATA[Geo-environmental monitoring station (EMGA): Real-time environmental monitoring device using low-cost sensors for urban environments]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Trejo]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ibarra-Ortega]]></surname>
<given-names><![CDATA[Héctor Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Böhnel]]></surname>
<given-names><![CDATA[Harald]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escalante-González]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Geociencias Laboratorio de Paleomagnetismo y Magnetismo de Rocas]]></institution>
<addr-line><![CDATA[Querétaro ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>41</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992025000100130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992025000100130&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992025000100130&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El impacto humano en las condiciones ambientales de las zonas urbanas se traduce en un aumento de la contaminación y una disminución de la calidad de vida de los habitantes. Para comprender cómo cambian las condiciones ambientales en el tiempo y el espacio, y su relación con la actividad humana, es esencial contar con equipos que puedan monitorear estas condiciones en tiempo real. Para abordar esta necesidad se desarrolló el dispositivo Estación de Monitoreo Geo Ambiental (EMGA) y su plataforma de gestión, almacenamiento, visualización y descarga de datos. Este dispositivo, diseñado y programado en el Laboratorio de Paleomagnetismo y Magnetismo de Rocas del Instituto de Geociencias de la Universidad Nacional Autónoma de México (UNAM), permite realizar un monitoreo ambiental en tiempo real en entornos urbanos, facilitando el análisis del impacto de las actividades humanas en las condiciones ambientales. Las EMGA son capaces de medir en tiempo real ocho variables diferentes mediante sensores de bajo costo: calidad del aire (partículas suspendidas PM2.5, PM1.0 y PM), temperatura (ºC), presión atmosférica, humedad relativa (%), ruido ambiental (&#956;Pa) y variaciones en la intensidad del campo magnético terrestre (&#956;T). Los datos recopilados por los sensores se envían en tiempo real a la plataforma de visualización cada cuatro minutos y pueden ser consultados desde cualquier computadora o dispositivo móvil. La información obtenida por las EMGA permite desarrollar y adaptar redes de monitoreo ambiental de bajo costo, lo que facilita el análisis de las condiciones ambientales en zonas urbanas a lo largo del tiempo y el espacio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Human impact on the environmental conditions of urban areas translates into increased pollution and a decline in the quality of life for residents. To understand how environmental conditions change over time and space, and their relationship to human activity, it is essential to have equipment that can monitor these conditions in real time. To address this need, the Geo-Environmental Monitoring Station (EMGA, for its acronym in Spanish ) and its data management, storage, visualization, and download platform were developed. This device, designed and programmed at the Laboratorio de Paleomagnetismo y Magnetismo de Rocas of the Institute of Geosciences at Universidad Nacional Autónoma de México (UNAM), allows for real-time environmental monitoring in urban environments, facilitating the analysis of the impact of human activities on environmental conditions. EMGA stations are capable of measuring eight different variables in real time using low-cost sensors: air quality (particulate matter PM2.5, PM1.0, and PM), temperature (ºC), atmospheric pressure, relative humidity (%), ambient noise (&#956;Pa), and variations in the intensity of the Earth&#8217;s magnetic field (&#956;T). The data collected by the sensors is transmitted to the visualization platform every four minutes, allowing access from any computer or mobile device. The information obtained from EMGA stations enables the development and adaptation of low-cost environmental monitoring networks, facilitating the analysis of environmental conditions in urban areas over time and space.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[PM2.5]]></kwd>
<kwd lng="es"><![CDATA[calidad del aire]]></kwd>
<kwd lng="es"><![CDATA[contaminación ambiental]]></kwd>
<kwd lng="es"><![CDATA[redes de monitoreo]]></kwd>
<kwd lng="en"><![CDATA[PM2.5]]></kwd>
<kwd lng="en"><![CDATA[air quality]]></kwd>
<kwd lng="en"><![CDATA[environmental pollution]]></kwd>
<kwd lng="en"><![CDATA[monitoring networks]]></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[Barmpadimos]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Oderbolz]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Hueglin]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Prévôt]]></surname>
<given-names><![CDATA[A.S.H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[One decade of parallel fine (PM2.5) and coarse (PM-PM2.5) particulate matter measurements in Europe: Trends and variability]]></article-title>
<source><![CDATA[Atmospheric Chemistry and Physics]]></source>
<year>2012</year>
<volume>12</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>3189-203</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="">
<collab>BOSCH</collab>
<source><![CDATA[BME280 Combined humidity and pressure sensor]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bulot]]></surname>
<given-names><![CDATA[F.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Johnston]]></surname>
<given-names><![CDATA[S.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Basford]]></surname>
<given-names><![CDATA[P.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Easton]]></surname>
<given-names><![CDATA[N.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Apetroaie-Cristea]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Foster]]></surname>
<given-names><![CDATA[G.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Loxham]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-term field comparison of multiple low-cost particulate matter sensors in an outdoor urban environment]]></article-title>
<source><![CDATA[Scientific Reports]]></source>
<year>2019</year>
<volume>9</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>7497</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Catalán-Vázquez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Riojas-Rodríguez]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Jarillo-Soto]]></surname>
<given-names><![CDATA[E.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Delgadillo-Gutiérrez]]></surname>
<given-names><![CDATA[H.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Percepción de riesgo a la salud por contaminación del aire en adolescentes de la Ciudad de México]]></article-title>
<source><![CDATA[Salud Pública de México]]></source>
<year>2009</year>
<volume>51</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>148-56</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chaparro]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Marié]]></surname>
<given-names><![CDATA[D.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Chaparro]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Trejo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Alba]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Posada]]></surname>
<given-names><![CDATA[D.B.]]></given-names>
</name>
<name>
<surname><![CDATA[Ibarra-Ortega]]></surname>
<given-names><![CDATA[H.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Gargiulo]]></surname>
<given-names><![CDATA[J.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Böhnel]]></surname>
<given-names><![CDATA[H.N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nano to micron-size combustion particles in smokers&#8217; homes: Magnetic properties of tobacco and cigarette ashes]]></article-title>
<source><![CDATA[Environmental Pollution]]></source>
<year>2024</year>
<volume>363</volume>
<page-range>125276</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Courtillot]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Gallet]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Le Mouël]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Fluteau]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Genevey]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Are there connections between the Earth&#8217;s magnetic field and climate?]]></article-title>
<source><![CDATA[Earth and Planetary Science Letters]]></source>
<year>2007</year>
<volume>253</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>328-39</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cowell]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Chapman]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Bloss]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Pope]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Field calibration and evaluation of an Internet-of-things-based particulate matter sensor]]></article-title>
<source><![CDATA[Frontiers in Environmental Science]]></source>
<year>2022</year>
<volume>9</volume>
<page-range>798485</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Daude]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Fajardo]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Brassiolo]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Estrada]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Goytia]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sanguinetti]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[RED 2017. Crecimiento urbano y acceso a oportunidades: un desafío para América Latina]]></source>
<year>2017</year>
<page-range>287</page-range><publisher-loc><![CDATA[Buenos Aires, Argentina ]]></publisher-loc>
<publisher-name><![CDATA[Corporación Andina de Fomento]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de la Torre]]></surname>
<given-names><![CDATA[G.B.Á.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El crecimiento urbano y estructura urbana en las ciudades medias mexicanas]]></article-title>
<source><![CDATA[Quivera Revista de Estudios Territoriales]]></source>
<year>2010</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>94-114</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Paiva Vianna]]></surname>
<given-names><![CDATA[K.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Cardoso]]></surname>
<given-names><![CDATA[M.R.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodrigues]]></surname>
<given-names><![CDATA[R.M.C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Noise pollution and annoyance: An urban soundscapes study]]></article-title>
<source><![CDATA[Noise and Health]]></source>
<year>2015</year>
<volume>17</volume>
<numero>76</numero>
<issue>76</issue>
<page-range>125-33</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Souza]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Kinney]]></surname>
<given-names><![CDATA[P.L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On the distribution of low-cost PM2.5 sensors in the US: Demographic and air quality associations]]></article-title>
<source><![CDATA[Journal of Exposure Science and Environmental Epidemiology]]></source>
<year>2021</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>514-24</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Draper]]></surname>
<given-names><![CDATA[N.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Applied regression analysis]]></source>
<year>1998</year>
<edition>3a</edition>
<page-range>706</page-range><publisher-loc><![CDATA[Nueva Jersey, EUA ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley and Sons, Inc]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Flurry]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Flurry]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An environmental sensor]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Spahr]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Black]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Markham]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Vakili]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Java on the Raspberry Pi develop Java programs to control devices for robotics, IoT, and beyond]]></source>
<year>2021</year>
<page-range>371-95</page-range><publisher-loc><![CDATA[Nueva York, EUA ]]></publisher-loc>
<publisher-name><![CDATA[Springer Nature]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kuerbanjiang]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Dhaniyala]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Performance characteristics of the low-cost Plantower PMS optical sensor]]></article-title>
<source><![CDATA[Aerosol Science and Technology]]></source>
<year>2020</year>
<volume>54</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>232-41</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hercog]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Lerher]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Trunti&#269;]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Te&#382;ak]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Design and implementation of ESP32-based IoT devices]]></article-title>
<source><![CDATA[Sensors]]></source>
<year>2023</year>
<volume>23</volume>
<numero>15</numero>
<issue>15</issue>
<page-range>6739</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ibarra Montoya]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Huerta Martínez]]></surname>
<given-names><![CDATA[F.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cambio climático y predicción de incendios al 2050 en el Bosque La Primavera, Jalisco]]></article-title>
<source><![CDATA[Revista Mexicana de Ciencias Forestales]]></source>
<year>2016</year>
<volume>7</volume>
<numero>37</numero>
<issue>37</issue>
<page-range>39-50</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<collab>INEGI</collab>
<source><![CDATA[Censo de población y vivienda 2020]]></source>
<year>2020</year>
<publisher-name><![CDATA[Instituto Nacional de Estadística y Geografía]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kaur]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kelly]]></surname>
<given-names><![CDATA[K.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Laboratory evaluation of the Alphasense OPC-N3, and the Plantower PMS5003 and PMS6003 sensors]]></article-title>
<source><![CDATA[Journal of Aerosol Science]]></source>
<year>2023</year>
<volume>171</volume>
<page-range>106181</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kelly]]></surname>
<given-names><![CDATA[K.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Whitaker]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Petty]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Widmer]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Dybwad]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sleeth]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Martin]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Butterfield]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ambient and laboratory evaluation of a low-cost particulate matter sensor]]></article-title>
<source><![CDATA[Environmental Pollution]]></source>
<year>2017</year>
<volume>221</volume>
<page-range>491-500</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Levy Zamora]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Xiong]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Gentner]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Kerkez]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Kohrman-Glaser]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Koehler]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Field and laboratory evaluations of the low-cost Plantower particulate matter sensor]]></article-title>
<source><![CDATA[Environmental Science and Technology]]></source>
<year>2018</year>
<volume>53</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>838-49</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Giuliano]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Habre]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimating hourly PM2.5 concentrations at the neighborhood scale using a low-cost air sensor network: A Los Angeles case study]]></article-title>
<source><![CDATA[Environmental Research]]></source>
<year>2021</year>
<volume>195</volume>
<page-range>110653</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lubis]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Pasaribu]]></surname>
<given-names><![CDATA[F. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Damanik]]></surname>
<given-names><![CDATA[W.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Siregar]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Siregar]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Hasibuan]]></surname>
<given-names><![CDATA[E.S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The design and Qibla direction by using the HMC5883L sensor as a compass Rhi in the UMSU Science Laboratory (OIF)]]></article-title>
<source><![CDATA[Budapest International Research in Exact Sciences (BirEx) Journal]]></source>
<year>2020</year>
<volume>2</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>376-81</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maier]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sharp]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vagapov]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative analysis and practical implementation of the ESP32 microcontroller module for the internet of things]]></article-title>
<source><![CDATA[Internet Technologies and Applications]]></source>
<year>2017</year>
<volume>2017</volume>
<page-range>143-8</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Montaño]]></surname>
<given-names><![CDATA[A.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Davydova-Belitskaya]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Chávez]]></surname>
<given-names><![CDATA[G. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Gallardo]]></surname>
<given-names><![CDATA[T.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Medina]]></surname>
<given-names><![CDATA[M.G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[PM y O3 como factores de riesgo de mortalidad por enfermedades cardiovasculares y neumonía en la Zona Metropolitana de Guadalajara, Jalisco, México]]></article-title>
<source><![CDATA[Ingeniería]]></source>
<year>2016</year>
<volume>20</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>14-23</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Urbieta]]></surname>
<given-names><![CDATA[I.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Bedia]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gutiérrez]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vallejo]]></surname>
<given-names><![CDATA[V.R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Los incendios forestales en España ante el cambio climático]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Herrero]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Zavala]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Los bosques y la biodiversidad frente al cambio climático: impactos, vulnerabilidad y adaptación en España]]></source>
<year>2015</year>
<page-range>395-405</page-range><publisher-loc><![CDATA[Madrid, España ]]></publisher-loc>
<publisher-name><![CDATA[Ministerio de Agricultura, Alimentación y Medio Ambiente]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortega Gaucin]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz Bartolón]]></surname>
<given-names><![CDATA[J.D.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Castellano Bahena]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Peligro, vulnerabilidad y riesgo por sequía en el contexto del cambio climático en México]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[G.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Agua y cambio climático]]></source>
<year>2018</year>
<page-range>78-101</page-range><publisher-loc><![CDATA[Jiutepec, México ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología Ambiental]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-Trejo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Böhnel]]></surname>
<given-names><![CDATA[H.N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ibarra-Ortega]]></surname>
<given-names><![CDATA[H.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Salcedo]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Guzmán]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Castañeda-Miranda]]></surname>
<given-names><![CDATA[A.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Ramos]]></surname>
<given-names><![CDATA[L.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Chaparro]]></surname>
<given-names><![CDATA[M.A.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Chaparro]]></surname>
<given-names><![CDATA[M.A.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Air quality monitoring with low-cost sensors: A record of the increase of PM2.5 during Christmas and New Year&#8217;s eve celebrations in the city of Queretaro, Mexico]]></article-title>
<source><![CDATA[Atmosphere]]></source>
<year>2024</year>
<volume>15</volume>
<page-range>879</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-Trejo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Plataforma de visualización de datos de las estaciones de monitoreo geo ambiental]]></source>
<year>2024</year>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romero Placeres]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Diego Olite]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez Toste]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La contaminación del aire: su repercusión como problema de salud]]></article-title>
<source><![CDATA[Revista Cubana de Higiene y Epidemiologia]]></source>
<year>2006</year>
<volume>44</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>0</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Velásquez]]></surname>
<given-names><![CDATA[R.M.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Noel]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development of a multiple regression model to calibrate a low-cost sensor considering reference measurements and meteorological parameters]]></article-title>
<source><![CDATA[Environmental Monitoring and Assessment]]></source>
<year>2020</year>
<volume>192</volume>
<page-range>1-11</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shevchenko]]></surname>
<given-names><![CDATA[G.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Glubokov]]></surname>
<given-names><![CDATA[N.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Yupashevsky]]></surname>
<given-names><![CDATA[A.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Kazmina]]></surname>
<given-names><![CDATA[A.S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Air flow sensor based on environmental sensor BME280]]></source>
<year>2020</year>
<conf-name><![CDATA[ Memorias. 21st International Conference of Young Specialists on Micro/Nanotechnologies and Electron Devices]]></conf-name>
<conf-date>29 de junio - 03 de julio, 2020</conf-date>
<conf-loc>Chemal, Rusia </conf-loc>
<page-range>432-5</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Bi]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ott]]></surname>
<given-names><![CDATA[W.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarnat]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Calibration of low-cost PurpleAir outdoor monitors using an improved method of calculating PM2.5]]></article-title>
<source><![CDATA[Atmospheric Environment]]></source>
<year>2021</year>
<volume>256</volume>
<page-range>118432</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intercomparison of PurpleAir sensor performance over three years indoors and outdoors at a home: Bias, precision, and limit of detection using an improved algorithm for calculating PM2.5]]></article-title>
<source><![CDATA[Sensors]]></source>
<year>2022</year>
<volume>22</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>2755</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Warnakulasooriya]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Jayasuriya]]></surname>
<given-names><![CDATA[Y.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Sudantha]]></surname>
<given-names><![CDATA[B.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Generic IoT framework for environmental sensing researches: Portable IoT enabled weather station]]></source>
<year>2018</year>
<conf-name><![CDATA[ Memorias. International Conference on System Science and Engineering]]></conf-name>
<conf-date>28 - 30 junio, 2018</conf-date>
<conf-loc>Nuevo Taipei, Taiwan </conf-loc>
</nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zannin]]></surname>
<given-names><![CDATA[P.H.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[A.M.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Szeremetta]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of noise pollution in urban parks]]></article-title>
<source><![CDATA[Environmental Monitoring and Assessment]]></source>
<year>2006</year>
<volume>118</volume>
<page-range>423-33</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zheng]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Bi]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Tao]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Ozdemir]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Non-intrusive traffic data collection with wireless sensor networks for intelligent transportation systems]]></article-title>
<source><![CDATA[Adhoc and Sensor Wireless Networks]]></source>
<year>2016</year>
<volume>34</volume>
<page-range>41-57</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
