Results 21 to 30 of about 1,845 (122)

Reduction of emissions by avoided deforestation in andean high-land tropical forests

open access: yesRevista de Ciencias Agrícolas, 2022
Deforestation and forest degradation, mainly in areas with high carbon density, is one of the most important source of greenhouse gases (GHG). The impact of deforestation on carbon storage in total biomass and its CO2 emissions is analyzed in four land ...
Hernán J. Andrade   +2 more
doaj   +1 more source

Restoration strategies for the páramo of frailejones effected by fires in northern Ecuador

open access: yesEcosistemas, 2020
En orden a proponer estrategias para la restauración del páramo de frailejones perturbado por incendios en el norte de Ecuador, este estudio evaluó la efectividad de tres técnicas que utilizaron tres especies nativas en tres sitios con diferente pendiente del terreno: alta (>30%), media (entre 15% y 30%) y baja (<15%).
James Rodríguez-Echeverry   +1 more
openaire   +2 more sources

Posibles efectos del cambio climático global en zonas silvestres protegidas de la zona andina de Ecuador [PDF]

open access: yes, 2011
En Ecuador se han promulgado últimamente leyes y directrices tendientes a la mitigación de los efectos del cambio climático global; sin embargo, se evidencian pocos hechos concretos sobre estas medidas, o si se las realizan no se divulgan de manera ...
Carrera, Fernanda   +3 more
core   +3 more sources

Costeños in the Páramo: A warm breath to a cold reality

open access: yesRevista Arbitrada Interdisciplinaria Koinonía, 2019
The fundamental purpose of this action research was to generate axiological and ecological conceptual changes in the IED Mother Marcelina students from the conservation and care of frailejones as a source of water wealth.
Carlos Ramos, Edilberto Hart
doaj   +1 more source

Declive y muerte de los frailejones en los ecosistemas alpinos de los Andes del Norte: Modelo Conceptual [PDF]

open access: yes, 2020
Los ecosistemas alpinos en el trópico son islas en las alturas, ambientes sin continuidad espacial ubicados a altitudes de más de 3000 - 5000 msnm, entre la línea de bosque y la línea de nieves perpetuas. Los ecosistemas alpinos tropicales de mayor extensión y riqueza se encuentran distribuidos en las regiones montañosas ecuatoriales de Sudamérica ...
Oscar Burbano-Figueroa   +8 more
openaire   +2 more sources

Un parque temático de geomineria en el distrito minero de Vetas-California (Santander): un enfoque integrado para evaluar el geoturismo y el potencial de la geoeducación [PDF]

open access: yes, 2023
The province of Soto Norte (Santander), Colombia, is known for its mining tradition in the municipalities of Vetas and California. Four centuries ago, mining exploitation was developed and environmental liabilities were generated, which put at risk in ...
Pardavé Livia, Walter   +5 more
core   +2 more sources

New Symptoms of the Affectation Syndrome of Frailejones in Colombia

open access: yesUniversitas Scientiarum
Frailejones —endemic plants of high mountain páramo— exhibit morphological changes, which can lead to death. Some of these changes have been regarded as symptoms and are grouped as the Af-fectation Syndrome of Frailejones.
Karlos Osher-Altsjor, Amanda Varela
doaj   +1 more source

The role of women in Colombian independence [PDF]

open access: yes, 2018
This research article tackles through a qualitative methodology three thematic axes: The role of women in the ideological preparation of Neo Granadian emancipatory thinking, the activity of women in the struggles of independence, and the example of the ...
Machado-Pardo, Ligia
core   +4 more sources

Artropofauna en necromasa de dos especies de frailejones en diferentes estados sucesionales de Páramo Andino

open access: yesRevista Colombiana de Entomología, 2016
Los páramos han sufrido transformaciones de paisaje, relacionadas con la ocupación antrópica con fines de vivienda y de actividades agropecuarias, dejando a su paso áreas en diferentes estados sucesionales, alternadas con vegetación natural. Los frailejones son un tipo de planta con gran éxito en el poblamiento de los páramos y se constituyen en ...
Eraso-Puentes, Laura P.   +1 more
openaire   +2 more sources

Utilising Drones in Agriculture: A Review on Remote Sensors, Image Processing and Their Application

open access: yesModern Agriculture, Volume 3, Issue 2, December 2025.
The utilisation of drones in agriculture involves the integration of advanced sensing technologies, data analytics and targeted applications. Drones equipped with sensors such as RGB, multispectral and hyperspectral capture diverse spatial and spectral data.
Chetan Yumnam   +10 more
wiley   +1 more source

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