Results 71 to 80 of about 47,360 (169)

Water privatisation and restructuring in Latin America, 2007 [PDF]

open access: yes, 2007
A detailed survey of developments in water in south America, including the retreat of the multinationals, the development of public sector alternatives, and persistent problems with compensation claims and development bank ...
Hall, David, Lobina, Emanuele
core  

Unraveling the genomic landscape of Campylorhynchus wrens along western Ecuador's precipitation gradient: Insights into hybridization, isolation by distance, and isolation by the environment

open access: yesEcology and Evolution, Volume 14, Issue 7, July 2024.
Environmental gradients influence genetic differentiation and can lead to allopatric speciation or hybridization, as investigated in a hybrid zone involving two wren species in western Ecuador. Our study utilized 4409 SNPs from 112 blood samples, revealing evidence of genetic structure and admixture influenced by geographical and environmental factors.
Luis Daniel Montalvo   +3 more
wiley   +1 more source

Comentarios a un pasaje de Gonzalo Fernández de Oviedo [PDF]

open access: yes, 2007
El artículo explora la presencia de algunos indoamericanismos en un pasaje de la Historia natural y general de las Indias de Gonzalo Fernández de Oviedo, en la que el cronista recoge unas noticias tempranas que le proporcionan el conquistador Diego de ...
Arrizabalaga, C. (Carlos)
core  

Diversity and conservation status of palms (Arecaceae) in two hotspots of biodiversity in Colombia and Ecuador

open access: yesPLANTS, PEOPLE, PLANET, Volume 6, Issue 4, Page 885-901, July 2024.
Palms provide vital plant resources and ecosystem services to people across the tropics. To improve conservation guidance, a “health check” of palms in two highly threatened biodiversity hotspots in Colombia and Ecuador was undertaken. Palms are very diverse in these regions, but over one third are threatened with extinction now, especially among ...
Thomas L. P. Couvreur   +8 more
wiley   +1 more source

Taxonomic study of Hoplias microlepis (Günther, 1864), a trans-Andean species of trahiras (Ostariophysi: Characiformes: Erythrinidae)

open access: yesNeotropical Ichthyology
The Hoplias malabaricus species group represents one of the most complexes taxonomical problems in the systematics of Neotropical fishes, including specimens widely distributed in most drainages of South America and part of Central America with great ...
George M. T. Mattox   +2 more
doaj   +1 more source

Optimización de distribución indirecta de la división de helados de Nestlé Perú [PDF]

open access: yes, 2015
La presente propuesta de tesis ha sido elaborada con la finalidad de optimizar la red de distribución indirecta de la división de helados de Nestlé Perú.
Bendezú, Orlando, La Rosa, Karen
core  

Successful malaria elimination in the Ecuador–Peru border region: epidemiology and lessons learned

open access: yesMalaria Journal, 2016
In recent years, malaria (Plasmodium vivax and Plasmodium falciparum) has been successfully controlled in the Ecuador–Peru coastal border region. The aim of this study was to document this control effort and to identify the best practices and lessons ...
L. Krisher   +12 more
semanticscholar   +1 more source

Vulnerability of Eastern Tropical Pacific chondrichthyan fish to climate change

open access: yesGlobal Change Biology, Volume 30, Issue 7, July 2024.
This assessment identifies sharks' vulnerability to climate change in a data‐poor tropical region and suggests management actions. Abstract Climate change is an environmental emergency threatening species and ecosystems globally. Oceans have absorbed about 90% of anthropogenic heat and 20%–30% of the carbon emissions, resulting in ocean warming ...
Florencia Cerutti‐Pereyra   +18 more
wiley   +1 more source

Mapeo de la inversión privada en Lambayeque al 2014 [PDF]

open access: yes, 2014
En los últimos años la economía en el interior del país está generando una innegable fuerza motora que contribuye en el crecimiento económico, generando fuentes de empleo, eslabonamientos productivos y desarrollando nuevas capacidades económicas.
Carranza Neyra, Rossana   +6 more
core   +1 more source

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