Results 51 to 60 of about 1,394 (139)

The Role of Transpressional Tectonics, Volcanism, and Fluvial Processes on the Oligocene to Pliocene Evolution of Intermontane Basins of the Western Colombian Andes

open access: yesTectonics, Volume 44, Issue 3, March 2025.
Abstract We use new and published detrital zircon U‐Pb data (n > 10,000) from Oligocene‐Pliocene strata of intermontane basins of the western Colombian Andes and surrounding regions to study the evolution of sedimentary systems during the transition from arc collision/accretion to subduction.
Santiago León   +5 more
wiley   +1 more source

Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia

open access: yesNeotropical Ichthyology
Two new species of Imparfinis are described from the trans-Andean region of Colombia. Imparfinis timana is diagnosed by having longer anal fin base (12.4-15.5% in SL), in combination with long adipose fin (24.6-31.3% in SL), 5-6 gill rakers on the first ...
Armando Ortega-Lara   +4 more
doaj   +1 more source

Aspectos taxonómicos de Cetopsorhamdia boquillae y C. nasus (Pisces, Heptapteridae), con anotaciones sobre su ecología en la cuenca alta de los ríos Magdalena y Cauca, Colombia [PDF]

open access: yes, 2006
A taxonomic analysis of Cetopsorhamdia boquillae and Cetopsorhamdia nasus from the Magdalena and Cauca river basin in Colombia is reported here based on fresh topotypical materials.
Román-Valencia, C., Ruiz-C., R. I.
core  

Ecosystem-Wide Impacts of Deforestation inMangroves : the Urabá Gulf (Colombian Caribbean) Case Study [PDF]

open access: yes, 2012
: Mangroves are ecologically important and extensive in the Neotropics, but they are visibly threatened by selective logging and conversion to pastures in the Southern Caribbean. The objective of this paper was to summarize the impacts of both threats on
Blanco Libreros, Juan Felipe   +3 more
core   +1 more source

The Neotropical whale catfishes (Siluriformes: Cetopsidae: Cetopsinae), a revisionary study

open access: yesNeotropical Ichthyology
The catfishes of the subfamily Cetopsinae of the Neotropical family Cetopsidae are revised. Four genera, Cetopsidium new genus, Cetopsis, Denticetopsis, and Paracetopsis Bleeker are recognized as valid. Bathycetopsis, Hemicetopsis, and Pseudocetopsis are
Richard P. Vari   +2 more
doaj   +1 more source

Implementing Nature\u27s Rights in Colombia: The Arato and Amazon Experiences [PDF]

open access: yes, 2023
Nature\u27s rights approaches are being developed as an alternative legal means to enable justice for nature and, oftentimes, humans, too. This study examines Colombia\u27s two seminal court-ordered nature\u27s rights approaches which recognize ...
Bustos, Camila, Richardson, Whitney
core   +1 more source

Rights of nature in the Inter‐American Court of Human Rights: Understanding the ecocentric approach to the right to a healthy environment

open access: yesReview of European, Comparative &International Environmental Law, Volume 33, Issue 3, Page 521-535, November 2024.
Abstract The recognition of the right to a healthy environment as an autonomous and justiciable right in Advisory Opinion OC‐23/17 represents the turning point of the Inter‐American Court of Human Rights towards the adoption of an ecocentric approach.
Patricio Trincado Vera
wiley   +1 more source

Geology of the Cerro Quema Au-Cu deposit (Azuero Peninsula, Panama) [PDF]

open access: yes, 2011
The Cerro Quema district, located on the Azuero Peninsula, Panama, is part of a large regional hydrothermal system controlled by regional faults striking broadly E-W, developed within the Río Quema Formation.
Canals i Sabaté, Àngels   +6 more
core  

A critical analysis of the development of the concept of giving rivers a personality:does it in fact help to protect the rivers? [PDF]

open access: yes, 2021
There is a general worldwide move towards the protection and management of the environment and ecosystem of rivers and river basins. Different countries are adopting different regimes to provide that protection including by giving rivers legal ...
Agnew of Lochnaw, Crispin, Jahan, Ishrat
core  

Of rivers, law and justice in the Anthropocene

open access: yesThe Geographical Journal, Volume 190, Issue 2, June 2024.
Abstract Beginning in the 2010s, rivers have captured the legal imagination of judges, legislators and activists alike, as part of a rapidly growing phenomenon described by UN Special Rapporteur on human rights and the environment, David Boyd as ‘a legal revolution that could save the world’.
John Page, Alessandro Pelizzon
wiley   +1 more source

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