Search Results - "Mario Guevara"

Downscaling satellite soil moisture using geomorphometry and machine learning by Guevara, Mario, Vargas, Rodrigo

“…Annual soil moisture estimates are useful to characterize trends in the climate system, in the capacity of soils to retain water and for predicting land and…”
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SoilGrids250m: Global gridded soil information based on machine learning by Hengl, Tomislav, Mendes de Jesus, Jorge, Heuvelink, Gerard B M, Ruiperez Gonzalez, Maria, Kilibarda, Milan, Blagotić, Aleksandar, Shangguan, Wei, Wright, Marvin N, Geng, Xiaoyuan, Bauer-Marschallinger, Bernhard, Guevara, Mario Antonio, Vargas, Rodrigo, MacMillan, Robert A, Batjes, Niels H, Leenaars, Johan G B, Ribeiro, Eloi, Wheeler, Ichsani, Mantel, Stephan, Kempen, Bas

“…This paper describes the technical development and accuracy assessment of the most recent and improved version of the SoilGrids system at 250m resolution (June…”
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Spatial Gap-Filling of ESA CCI Satellite-Derived Soil Moisture Based on Geostatistical Techniques and Multiple Regression by Llamas, Ricardo M., Guevara, Mario, Rorabaugh, Danny, Taufer, Michela, Vargas, Rodrigo

“…Soil moisture plays a key role in the Earth’s water and carbon cycles, but acquisition of continuous (i.e., gap-free) soil moisture measurements across large…”
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Ecosystem functional diversity and the representativeness of environmental networks across the conterminous United States by Villarreal, Samuel, Guevara, Mario, Alcaraz-Segura, Domingo, Brunsell, Nathaniel A., Hayes, Daniel, Loescher, Henry W., Vargas, Rodrigo

“…•Alternative approach to assess the representativeness of environmental networks.•Ecosystem Functional Types characterize ecosystem functional…”
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Reviews and syntheses: The promise of big diverse soil data, moving current practices towards future potential by Todd-Brown, Katherine E. O, Abramoff, Rose Z, Beem-Miller, Jeffrey, Blair, Hava K, Earl, Stevan, Frederick, Kristen J, Fuka, Daniel R, Guevara Santamaria, Mario, Harden, Jennifer W, Heckman, Katherine, Heran, Lillian J, Holmquist, James R, Hoyt, Alison M, Klinges, David H, LeBauer, David S, Malhotra, Avni, McClelland, Shelby C, Nave, Lucas E, Rocci, Katherine S, Schaeffer, Sean M, Stoner, Shane, van Gestel, Natasja, von Fromm, Sophie F, Younger, Marisa L

“…In the age of big data, soil data are more available and richer than ever, but – outside of a few large soil survey resources – they remain largely unusable…”
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Greenness trends and carbon stocks of mangroves across Mexico by Vázquez-Lule, Alma, Colditz, Rene, Herrera-Silveira, Jorge, Guevara, Mario, Rodríguez-Zúñiga, María Teresa, Cruz, Isabel, Ressl, Rainer, Vargas, Rodrigo

“…Mangroves cover less than 0.1% of Earth's surface, store large amounts of carbon per unit area, but are threatened by global environmental change. The capacity…”
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Downscaling satellite soil moisture for landscape applications: A case study in Delaware, USA by Warner, Daniel L., Guevara, Mario, Callahan, John, Vargas, Rodrigo

“…Delaware, USA and its surrounding watersheds. An ensemble using multiple Kernel K-nearest neighbors (KKNN) models was trained to predict daily grids of SSM at…”
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Colombian soil texture: building a spatial ensemble model by Varón-Ramírez, Viviana Marcela, Araujo-Carrillo, Gustavo Alfonso, Guevara Santamaría, Mario Antonio

“…Texture is a fundamental soil property for multiple applications in environmental and earth sciences. Knowing its spatial distribution allows a better…”
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Spatial variability and uncertainty of soil nitrogen across the conterminous United States at different depths by Smith, Elizabeth M., Vargas, Rodrigo, Guevara, Mario, Tarin, Tonantzin, Pouyat, Richard V.

“…Soil nitrogen (N) is an important driver of plant productivity and ecosystem functioning; consequently, it is critical to understand its spatial variability…”
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Reducing the Uncertainty of Radiata Pine Site Index Maps Using an Spatial Ensemble of Machine Learning Models by Gonzalo Gavilán-Acuña, Guillermo Federico Olmedo, Pablo Mena-Quijada, Mario Guevara, Beatriz Barría-Knopf, Michael S. Watt

“…Site Index has been widely used as an age normalised metric in order to account for variation in forest height at a range of spatial scales. Although previous…”
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Identification of an allergenic calmodulin from Amaranthus palmeri pollen by Gómez-Esquivel, Mónica Luz, Guidos-Fogelbach, Guillermo Arturo, Rojo-Gutiérrez, María Isabel, Mellado-Abrego, Jaime, Bermejo-Guevara, Mario Alberto, Castillo-Narváez, Gloria, Velázquez-Sámano, Guillermo, Velasco-Medina, Andrea Aida, Moya-Almonte, Margaret Gissett, Vallejos-Pereira, Carla Marcela, López-Hidalgo, Marisol, Godínez-Victoria, Marycarmen, Reyes-López, César A.

“…•The calmodulins are small calcium-binding proteins found in all eukaryotes.•Calcium-binding allergens are clinically relevant antigens.•Amaranthus palmeri…”
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Optimizing an Environmental Observatory Network Design Using Publicly Available Data by Villarreal, Samuel, Guevara, Mario, Alcaraz‐Segura, Domingo, Vargas, Rodrigo

“…There is a need to optimize resources for large‐scale environmental monitoring efforts, especially in developing countries. We tested a flexible framework to…”
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Spatial predictions of tree density and tree height across Mexico forests using ensemble learning and forest inventory data by Barreras, Aylin, Alanís de la Rosa, José Armando, Mayorga, Rafael, Cuenca, Rubi, Moreno‐G, César, Godínez, Carlos, Delgado, Carina, Soriano‐Luna, Maria de los Ángeles, George, Stephanie, Aldrete‐Leal, Metzli Ileana, Medina, Sandra, Romero, Johny, Villela, Sergio, Lister, Andrew, Sheridan, Rachel, Flores, Rafael, Crowther, Thomas W., Guevara, Mario

“…The National Forestry Commission of Mexico continuously monitors forest structure within the country's continental territory by the implementation of the…”
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Baseline of Carbon Stocks in Pinus radiata and Eucalyptus spp. Plantations of Chile by Guillermo F. Olmedo, Mario Guevara, Horacio Gilabert, Cristián R. Montes, Eduardo C. Arellano, Beatriz Barría-Knopf, Francisco Gárate, Pablo Mena-Quijada, Eduardo Acuña, Horacio E. Bown, Michael G. Ryan

“…Forest plantations have a large potential for carbon sequestration, playing an important role in the global carbon cycle. However, despite the large amount of…”
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Women representation in soil science: gender indicators in the University Program of Interdisciplinary Soil Studies by Hernández, Jhoana, Rodríguez-Bustos, Laura, Barreras, Aylin, Caballero, Lizeth, Lara, Ilce, Guevara, Mario, Lopera, Ana, Vázquez-Lule, Alma, Torres-Gómez, Mariano, Prado, Blanca

“…Introduction In the world, 33% of soils are degraded, and 2.9 million people are affected by land degradation, with problems associated with food security,…”
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Determinants of Above-Ground Biomass and Its Spatial Variability in a Temperate Forest Managed for Timber Production by María de los Ángeles Soriano-Luna, Gregorio Ángeles-Pérez, Mario Guevara, Richard Birdsey, Yude Pan, Humberto Vaquera-Huerta, José René Valdez-Lazalde, Kristofer D. Johnson, Rodrigo Vargas

“…The proper estimation of above-ground biomass (AGB) stocks of managed forests is a prerequisite to quantifying their role in climate change mitigation. The aim…”
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Predicción de carbono orgánico en los suelos de México a 1 m de profundidad y 90 m de resolución espacial (1999-2009) by Mario Guevara, Rodrigo Vargas

“…Estudios sobre la variación espacial del carbono orgánico del suelo (COS) son indispensables para mejorar el conocimiento sobre el ciclo global del carbono…”
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Fluorescent tools for the standardized work in Gram-negative bacteria by Delgadillo-Guevara, Mario, Halte, Manuel, Erhardt, Marc, Popp, Philipp F

“…Standardized and thoroughly characterized genetic tools are a prerequisite for studying cellular processes to ensure the reusability and consistency of…”
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Enhancing interoperability to facilitate implementation of REDD+: case study of Mexico by Vargas, Rodrigo, Alcaraz-Segura, Domingo, Birdsey, Richard, Brunsell, Nathaniel A., Cruz-Gaistardo, Carlos O., de Jong, Bernardus, Etchevers, Jorge, Guevara, Mario, Hayes, Daniel J., Johnson, Kristofer, Loescher, Henry W., Paz, Fernando, Ryu, Youngryel, Sanchez-Mejia, Zulia, Toledo-Gutierrez, Karla P.

“…There is an increasing need for approaches to determine reference emission levels and implement policies to address the objectives of Reducing Emissions from…”
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Vehículos aéreos no tripulados para el monitoreo del estado nutricional y fitosanitario de cultivos forestales by Guevara Bonilla, Mario, Ortiz Malavasi, Edgar, Villalobos Barquero, Verónica, Hernández Cole, Javier

“…El uso de vehículos aéreos no tripulados (VANTs) en el monitoreo de plantaciones forestales permite obtener información precisa sobre distintos atributos de…”
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