Results 51 to 60 of about 1,869 (169)

Helium isotopes in subsurface fluids from the Baikal Rift Zone: An application to the problems of geodynamics

open access: yesGeofísica Internacional, 2002
Se realizó el estudio de la relación R = (3He/ 4He) en fluidos subterráneos de 104 sitios de la zona Baikal Rift y zonas adyacentes de Rusia y Mongolia.
B. G. Polyak
doaj   +1 more source

Representation of obligate groundwater‐dwelling copepod diversity in European protected areas

open access: yesConservation Biology, Volume 40, Issue 3, June 2026.
Abstract Groundwaters sustain diverse surface ecosystems and are populated by metazoan species, mostly invertebrates, that provide fundamental ecological functions and are often of prominent conservation value due to narrow endemism and high phylogenetic rarity.
Francesco Cerasoli   +7 more
wiley   +1 more source

Programa Opinión Universitaria (18 agosto 2016) : Las aguas continentales salvadoreña. [PDF]

open access: yes, 2016
El colaborador de la Fiscalía Universitaria y de la Unidad Ambiental UES, Rutilio Díaz habla sobre las aguas continentales salvadoreñas, la importancia en el desarrollo sostenible, la salud y economía en el ...
Díaz, Rutilio
core  

Determinación de componentes ópticamente activos en aguas continentales a partir de imágenes Landsat-8 [PDF]

open access: yes, 2015
 Para investigar las nuevas posibilidades que abre la misión Landsat-8 en los estudios calidad de las aguas, se generó, mediante el modelo de transferencia radiativa HydroLight, una extensa base de datos de reflectividades, simuladas a partir de un ...
Delegido, Jesús   +4 more
core   +2 more sources

Multiple global‐change drivers and cascading effects in Mediterranean ecosystems: Lessons from an iconic national park

open access: yesConservation Science and Practice, Volume 8, Issue 6, June 2026.
Mediterranean ecosystems face complex, multi‐trophic impacts from global‐change drivers, yet responses are often studied in isolation. Using the Doñana Protected Area as a case study, we illustrate how anthropogenic pressures on key species like cork oaks and rabbits, as well as increases in species like wild boar and invasive crayfish, lead to ...
Maria Paniw   +23 more
wiley   +1 more source

Piscicultor en aguas continentales [PDF]

open access: yes, 1990
Contenido ocupacional y formativo del certificado de profesionalidad de 'Piscicultor en aguas continentales', perteneciente a la familia profesional 'Pesca y acuicultura'. Se recoge: 1) El Real Decreto que establece dicho certificado.

core  

Mexican Freshwater Fish: Identifying Conservation Priorities and High‐Risk Areas for Fisheries Under Climate Change

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 5, May 2026.
ABSTRACT Freshwater fish are essential components of aquatic ecosystems, providing key ecological functions and supporting livelihoods. Climate change poses a significant threat to freshwater biodiversity; consequently, both its conservation and the food security it sustains may be at risk.
Rafael Sebastián Muratalla‐Miranda   +3 more
wiley   +1 more source

Fault‐Mediated Groundwater‐Surface Water Mixing Amplifies Hydrochemical/Hydrological Dynamics in a Semi‐Arid Volcanic Lake Basin

open access: yesHydrological Processes, Volume 40, Issue 5, May 2026.
Isotopes data help to understand the GW‐SW connectivity, the recharge elevations, and evaporation in a volcanic lake basin. ABSTRACT Understanding groundwater (GW) to surface water (SW) connectivity (i.e., the exchange of water and solutes between aquifers and surface bodies) is increasingly important under changing climate conditions, where ...
L. Ramírez‐González   +9 more
wiley   +1 more source

Prototipo para el control remoto de la calidad de las aguas continentales a través de los microorganismos [PDF]

open access: yes, 2017
Para empezar de alguna manera el resumen, se puede decir que el título del proyecto es el mejor resumen del trabajo, “control de la calidad del agua a través de los microorganismos”, del cual se irá haciendo mención varias veces durante la introducción.
Cantos García, Roberto
core   +2 more sources

Invertebrados en Aguas Continentales en la Zona de Tarapacá.

open access: yesSustainability, Agri, Food and Environmental Research, 2017
Not ...
openaire   +2 more sources

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