Results 1 to 10 of about 76,182 (226)

Magmatic evolution of Panama Canal volcanic rocks: A record of arc processes and tectonic change. [PDF]

open access: yesPLoS ONE, 2017
Volcanic rocks along the Panama Canal present a world-class opportunity to examine the relationship between arc magmatism, tectonic forcing, wet and dry magmas, and volcanic structures.
David W Farris   +4 more
doaj   +2 more sources

GEOPOLITICS AND TRANSPORTATION. UNITED STATES AND PANAMA CANAL [PDF]

open access: yesAnnals of the University of Oradea: Economic Science, 2009
This article presents the great connection which exists between the realization of Panama Canal and the rising power on United States; and how this state, after the construction of this canal, could promote efficiently at global level its interests.
Benea Ciprian Beniamin
doaj   +2 more sources

Role of recent and old riverine barriers in fine‐scale population genetic structure of Geoffroy's tamarin (Saguinus geoffroyi) in the Panama Canal watershed [PDF]

open access: yesEcology and Evolution, 2012
The role of physical barriers in promoting population divergence and genetic structuring is well known. While it is well established that animals can show genetic structuring at small spatial scales, less well‐resolved is how the timing of the appearance
Samuel L. Díaz‐Muñoz
doaj   +2 more sources

Estimating a global demand model for soybean traffic through the Panama Canal

open access: yesJournal of Shipping and Trade, 2021
This study attempts to fit a global demand model for soybean traffic through the Panama Canal using Ordinary Least Square. Most of the soybean cargo through the interoceanic waterway is loaded on the U.S.
Javier Ho, Paul Bernal
doaj   +1 more source

The Panama Canal Expansion

open access: yesRevista Científica General José María Córdova, 2023
The Panama Canal has played an important role in the history of the shipping industry. Therefore, it was reasonable to forecast that the Panama Canal expansion would impact port throughput in the six transshipment ports located in Panama.
Yovani Edgar Chavez-Rodriguez
doaj   +1 more source

An Automatic Palindrome Generator [PDF]

open access: yes, 2001
In 1984 Dan Hoey, a US naval mathematician, wrote a computer which he used to create a 540-word expansion of Leigh Mercer\u27s Panama palindrome (PD). It began A man, a plan, a caret, a ban, a myriad, a sum, a lac...
O\u27Connor, Bill A.
core   +9 more sources

A Technique for Observing the Behaviour of Small Animals Under Field Conditions

open access: yesPsyche: A Journal of Entomology, 1976
Small animals are difficult to observe under field conditions, and arthropods of less than 10 mm body length are particularly difficult subjects. When such animals are making complex movemerits with small parts of their body (mouth parts, reproductive ...
Michael H. Robinson   +1 more
doaj   +1 more source

Knowledge needs in economic costs of invasive species facilitated by canalisation [PDF]

open access: yesNeoBiota, 2022
Canals provide wide-ranging economic benefits, while also serving as corridors for the introduction and spread of aquatic alien species, potentially leading to negative ecological and economic impacts.
Paride Balzani   +9 more
doaj   +3 more sources

Conmemoraciones patrióticas, imposiciones imperiales y resistencia social en Panamá 1903-1925

open access: yesCiencia Política, 2020
Este estudio aborda las narrativas de finales del siglo XIX e inicios del siglo XX del interés estadounidense sobre la estratégica Panamá y la ocupación por esa nación de una parte del territorio panameño para la construcción y control del Canal ...
Félix Chirú
doaj   +1 more source

Evaluación de mezclas de hormigón para el nuevo canal de Panamá mediante la medida de la resistividad y de la resistencia a la difusión de cloruros

open access: yesRevista ALCONPAT, 2014
RESUMEN El Canal de Panamá fue construido hace unos 100 años y en la actualidad el consorcio “Grupo Unidos por el Canal” (GUPC), coordinado por Sacyr S.A. está construyendo dos nuevas series de esclusas.
C. Andrade   +5 more
doaj   +1 more source

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