Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Carmelo Pinedo-Alvarez"'
Autor:
Carmelo Pinedo-Alvarez, Marusia Renteria-Villalobos, Victor Aguilar-Soto, Jose H. Vega-Mares, Alicia Melgoza-Castillo
Publikováno v:
Global Ecology and Conservation, Vol 17, Iss , Pp - (2019)
Objectives: Species with a restricted distribution in isolated populations are the most threatened under climate change. Chihuahua spruce (Picea chihuahuana Martínez) is one of those species. The analyses of past and present environmental conditions
Externí odkaz:
https://doaj.org/article/306363da4ebf494d9cd784206520873f
Autor:
Jesús A. Prieto-Amparán, Alfredo Pinedo-Alvarez, Federico Villarreal-Guerrero, Carmelo Pinedo-Alvarez, Carlos Morales-Nieto, Carlos Manjarrez-Domínguez
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 5, Iss 12, p 235 (2016)
In this study, the transitions of land use that occurred in the urban and peripheral areas of Chihuahua City, Mexico, were determined for the period 1989–2014. Landsat TM and OLI scenes, as well as the method of Markov Chains (MC) were used. Grassl
Externí odkaz:
https://doaj.org/article/e7d426d787ed47b486772c7f42598e7d
Autor:
Carmelo Pinedo-Alvarez, Alicia Juárez-Pérez, Eduardo Estrada-Castillón, Alicia Melgoza-Castillo
Publikováno v:
Journal of the Botanical Research Institute of Texas. 13:197-207
Sierra Rica is a mountain island located in the plains of the northeastern region of the Chihuahua Desert and has a diversity of vegetation patterns. To study this patterns the vegetation was characterized using GIS and cluster analysis, which identi
Autor:
Ernesto I. Badano, Joel Flores, Nathalie S. Hernández-Quiroz, Felipe Barragán-Torres, Carmelo Pinedo-Alvarez
Publikováno v:
Biodiversity and Conservation. 27:3185-3200
Biodiversity positively relates with the provisioning of ecosystem services and preserving areas with elevated diversity of highly-functional species could help to ensure human well-being. Most studies addressed to make these decisions use maps relyi
Autor:
Carmelo Pinedo-Alvarez, José Hugo Martínez-Guerrero, Carlos A. López-Sánchez, A. Reyes-Martínez, Christian Wehenkel
Publikováno v:
Community Ecology. 18:63-71
Bird migration constitutes a redistribution of bird diversity that radically changes the composition of the bird community worldwide. It comprises about 19% of the world’s bird species. Several studies have indicated that changes in avian community
Autor:
Víctor H. Ramos-Sánchez, David Chávez-Flores, Eduardo Santellano-Estrada, Carmelo Pinedo-Alvarez, Marusia Rentería-Villalobos, Aurora Mendieta-Mendoza
Publikováno v:
Agricultural Water Management. 233:106100
Agriculture is one of most important economic activities that requires large amounts of water, which, in addition to changes in climate, presents a major impact on the water availability. Excess of salt and nutrient concentrations build up damages to
Autor:
Carmelo Pinedo-Alvarez, María E. Montero-Cabrera, Marusia Rentería-Villalobos, Sergio Luevano-Gurrola, Jorge Carrillo-Flores, Angelica Perez-Tapia
Publikováno v:
International Journal of Environmental Research and Public Health
Volume 12
Issue 10
Pages 12324-12339
International Journal of Environmental Research and Public Health, Vol 12, Iss 10, Pp 12324-12339 (2015)
Volume 12
Issue 10
Pages 12324-12339
International Journal of Environmental Research and Public Health, Vol 12, Iss 10, Pp 12324-12339 (2015)
Determining ionizing radiation in a geographic area serves to assess its effects on a population's health. The aim of this study was to evaluate the spatial distribution of the background environmental outdoor gamma dose rates in Chihuahua City. This
Autor:
Alfredo Pinedo-Alvarez, Federico Villarreal-Guerrero, Carmelo Pinedo-Alvarez, Leonor Cortés-Palacios, Carlos Manjarrez-Domínguez
Publikováno v:
Polish Journal of Ecology. 63:167-174
Fast land use changes have strongly affected arid and semi-arid regions at a global scale, affecting food security of the inhabitants of these regions. This study evaluated the fragmentation degree in the Chihuahua´s desert region of Mexico by using
Autor:
Alicia Melgoza-Castillo, Victor Aguilar-Soto, Christian Wehenkel, Federico Villarreal-Guerrero, Carmelo Pinedo-Alvarez
Publikováno v:
Forests
Volume 6
Issue 3
Pages 692-707
Forests, Vol 6, Iss 3, Pp 692-707 (2015)
Volume 6
Issue 3
Pages 692-707
Forests, Vol 6, Iss 3, Pp 692-707 (2015)
Species distribution models (SDMs) help identify areas for the development of populations or communities to prevent extinctions, especially in the face of the global environmental change. This study modeled the potential distribution of the tree Pice
Autor:
Víctor Salas-Aguilar, J. René Valdez-Lazalde, Fernando Paz-Pellat, Fabiola Rojas-García, Cristóbal Sánchez-Sánchez, Carmelo Pinedo-Alvarez
Publikováno v:
Forests, Vol 8, Iss 10, p 392 (2017)
Forests; Volume 8; Issue 10; Pages: 392
Forests; Volume 8; Issue 10; Pages: 392
The methods for measuring vegetation cover in Mexican forest surveys are subjective and imprecise. The objectives of this research were to compare the sampling designs used to measure the vegetation cover and estimate the over and understory cover in