Results 61 to 70 of about 814,992 (234)

Lethal Temperatures of a Neotropical Fish Relic in Patagonia, the Scale-Less Characinid Gymnocharacinus-Bergi [PDF]

open access: yes, 1997
Fil: Ortubay, Silvia G.. Dirección de Pesca. Ministerio de Economía de la Provincia de Río Negro; ArgentinaFil: Gómez, Sergio E.. Instituto de Limnología Dr. Raúl A. Ringuelet (ILPLA). Facultad de Ciencias Naturales y Museo.
Cussac, Víctor E.   +2 more
core  

The birth of an earth being: ‘Rights of nature’ in Brazilian Amazonia and elsewhere Naissance d'un être de la terre : « droits de la nature » en Amazonie brésilienne et ailleurs

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
In June 2023, the Laje River, located in the traditional territory of the Wari’ Indigenous people in Rondônia, Brazil, was declared a legal entity, an earth being, with rights, following the co‐ordinated action of an indigenous councillor and non‐indigenous activists.
Aparecida Vilaça
wiley   +1 more source

Literature Review on “Relationship to Knowledge”. Theoretical Movements and Possibilities of the Psychopedagogical Analysis in School Learning

open access: yesRevista Electrónica Educare, 2015
This literature review paper discusses the different theoretical movements that have arisen from the notion of “relationship to knowledge” in its effective use in empirical and theoretical research projects of different disciplines.  In the international
Soledad Vercellino
doaj   +1 more source

Unravelling Stock Spatial Structure of Silverside Odontesthes argentinensis (Valenciennes, 1835) from the North Argentinian Coast by Otoliths Shape Analysis

open access: yesFishes, 2022
The marine silverside (Odontesthes argentinensis) is an euryhaline species, distributed along the southwest coast of the Atlantic Ocean, present in estuaries, brackish coastal lagoons and shallow marine waters.
Santiago Morawicki   +2 more
doaj   +1 more source

Dos orillas, dos mundos: paleontología del Alto Valle del río Negro [PDF]

open access: yes, 2016
A ambas márgenes de la planicie de inundación del Río Negro, en su valle superior (o Alto Valle) afloran rocas sedimentarias con fósiles que permiten contrastar hipótesis relacionadas con la extensión de las transgresiones del Cretácico-Paleógeno, la ...
Archuby, Fernando   +3 more
core   +1 more source

Beyond Negated Identity: Mediating the World History Classroom through Adorno's Negative Dialectics

open access: yesEducational Theory, EarlyView.
Abstract This article centers on Adorno's negative dialectics to account for experiences of alienation and marginalization within the world history classroom. It begins with the problem of how marginalization occurs in high school world history classrooms with predominantly Black and Latinx students.
Tadashi Dozono
wiley   +1 more source

Knowledge, use and appropriation of ICT for management and administration in the public university [PDF]

open access: yes, 2014
El trabajo presenta una aproximación a los resultados de un estudio de caso desarrollado en la Universidad Nacional de Río Negro. El estudio tiene el interés por el “saber, uso y apropiación de las TIC para la gestión y administración universitaria por ...
Arganarás, Pablo   +3 more
core  

The effect of environmental factors on transepithelial potential in a model Amazonian teleost, the tambaqui (Colossoma macropomum): Implications for sodium balance in harsh environments

open access: yesJournal of Fish Biology, EarlyView.
Abstract The tambaqui (Colossoma macropomum, G. Cuvier 1818) thrives both in the ion‐poor waters of the Amazon and in commercial aquaculture. In both, environmental conditions can be harsh due to low ion levels, occasional high salt challenges (in aquaculture), low pH, extreme PO2 levels (hypoxia and hyperoxia), high PCO2 levels (hypercapnia), high ...
Chris M. Wood   +5 more
wiley   +1 more source

Las ciencias ambientales y la construcción de conocimiento dentro de los desafíos actuales

open access: yesSemiárida
Las crisis socioambientales del siglo XXI revelan los límites de una tradición científica que mantiene la separación entre naturaleza y sociedad. Esta dicotomía, heredada del pensamiento moderno, ha fragmentado la producción de conocimiento e impedido ...
Patricio José Solimano   +3 more
doaj   +1 more source

Propagación y conservación de “monte negro” (Bougainvillea spinosa (cav.) heimerl.) a través del cultivo de tejidos vegetales

open access: yesRevista de la Facultad de Agronomía, 2022
Actualmente, se ha identificado la necesidad de emprender acciones que faciliten la conservación de la biodiversidad y la recuperación de áreas degradadas, al mismo tiempo que se promueva el desarrollo sostenible.
Daniela Dalzotto   +4 more
doaj   +1 more source

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