Results 31 to 40 of about 208,051 (314)

Estado actual de la innovación empresarial en Colombia: una revisión sistemática.

open access: yesMundo Fesc, 2022
Innovation in Colombia has become a critical and determining factor for the growth, development, and consolidation of small and medium-sized businesses. This is where the purpose of this research was born, which focused on analyzing the current state of ...
Jaime Andrés Castro Lozada   +2 more
doaj   +1 more source

Do the recent severe droughts in the Amazonia have the same period of length? [PDF]

open access: yes, 2015
We propose a new measure based on drought period length to assess the temporal difference between the recent two severe droughts of 2005 and 2010 in the Amazonia.
Kurths, Jürgen   +4 more
core   +3 more sources

Inventario preliminar de aves en dos fragmentos de bosque en la cordillera Oriental de los Andes Colombianos

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2008
La alteración en los bosques de Colombia aumenta constantemente en zonas donde no existen registros de su biodiversidad. Al realizar un inventario preliminar ornitológico en dos fragmentos de bosque al sur de la cordillera oriental de los andes ...
Yudy Cristina Gomez   +3 more
doaj   +1 more source

Caracterización del turismo rural sustentable como alternativa para el desarrollo local

open access: yesI+D Revista de Investigaciones, 2020
El propósito de la investigación es la caracterización del turismo rural sustentable, el cual tiene gran injerencia en las actividades sociales, culturales y ambientales de la población; por ello, el aporte que puede tener ésta en la dinámica económica ...
Yolanda Cuellar Medina   +2 more
doaj   +1 more source

Estado actual de la telemedicina: una revisión de literatura

open access: yesIngeniare, 2016
La telemedicina es una tecnología que facilita la mediación a distan-cia entre el paciente y el personal médico. Aunque los desarrollos en este campo son más evidentes en Europa y Norte América, en América Latina tendría un mayor impacto, dadas las ...
Erika Yaneth Parrasi Castaño   +3 more
doaj   +1 more source

Amazonia is the primary source of Neotropical biodiversity

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Amazonia is not only the world’s most diverse rainforest but is also the region in tropical America that has contributed most to its total biodiversity.
A. Antonelli   +6 more
semanticscholar   +1 more source

Fine‐root dynamics vary with soil depth and precipitation in a low‐nutrient tropical forest in the Central Amazonia

open access: yesPlant-Environment Interactions, 2020
Why this research Matters A common assumption in tropical ecology is that root systems respond rapidly to climatic cues but that most of that response is limited to the uppermost layer of the soil, with relatively limited changes in deeper layers ...
A. Cordeiro   +11 more
semanticscholar   +1 more source

A taxonomic revision of Camptocerus Dejean (Coleoptera: Curculionidae: Scolytinae) [PDF]

open access: yes, 2010
The Neotropical ambrosia beetle genus Camptocerus Dejean was revised. Monophyly of the genus was tested using 66 morphological characters in a cladistic analysis. Camptocerus was recovered as monophyletic and 31 species were recognized.
Cognato, Anthony I., Smith, Sarah M.
core   +2 more sources

An international network to monitor the structure, composition and dynamics of Amazonian forests (RAINFOR) [PDF]

open access: yes, 2002
The Amazon basin is likely to be increasingly affected by environmental changes: higher temperatures, changes in precipitation, CO2 fertilization and habitat fragmentation.
Almeida, S.   +31 more
core   +1 more source

IMAGINARIOS AMBIENTALES Y DE EDUCACIÓN AMBIENTAL DE LOS ESTUDIANTES Y DOCENTES DE LA INSTITUCIÓN EDUCATIVA AGROTÉCNICO MIXTO, MUNICIPIO DE BELÉN DE LOS ANDAQUÍES (CAQUETÁ)

open access: yesEducación y Humanismo, 2017
El modelo de educación imperante en las instituciones educativas del país presenta graves falencias en cuanto al método de enseñanza de la educación ambiental.
Carlos Gómez - Cano   +3 more
doaj   +1 more source

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