Results 51 to 60 of about 51,515 (213)

Patrones de actividad y abundancias estacionales del Flamenco Andino (Phoe-nicoparrus andinus) en dos humedales contrastantes en Argentina [PDF]

open access: yes, 2014
El Flamenco Andino utilizade forma complementaria y alternativa humedales altoandinos de Argentina, Bolivia, Chile y Perú,además de humedales en las tierras bajas de Argentina.
Arengo, Felicity   +5 more
core  

Bright spots for advancing ecological understanding and conservation decision‐making

open access: yesConservation Biology, Volume 39, Issue 6, December 2025.
Abstract A lot can be learned by studying bright spots—defined as unexpected positive outcomes. In fields like public health, education, and oncology, identifying factors behind bright spots reveals previously unknown drivers of success that can be replicated elsewhere.
Holly S. Embke   +7 more
wiley   +1 more source

COBERTURA TEMPORAL DE LOS HUMEDALES EN LA CUENCA DEL USUMACINTA, BALANCÁN, TABASCO, MÉXICO

open access: yesEcosistemas y Recursos Agropecuarios, 2014
Los humedales del municipio de Balancán se interpretaron de manera visual en pantalla mediante el uso de imágenes de satélite LANDSAT en las temporadas de mínima y máxima inundación (2007). Un total de 13 289 ha (3.48 %) y 35 519 ha (8.66 %) de humedales
Feliciana Estrada Loreto   +2 more
doaj   +1 more source

Ecological significance of a new record of Vallisneria americana Michx. in the conservation and sustainability of the Usumacinta Fluvial System

open access: yesDiscover Sustainability
The American eelgrass Vallisneria americana is a submersed rooted macrophyte that is widely distributed throughout North America. As a structured habitat, it shelters a high biodiversity of aquatic fauna and acts like a carbon sink.
Alberto J. Sánchez   +5 more
doaj   +1 more source

Constitutive immune function variation across the non‐breeding season in an extreme long‐distance migrant

open access: yesJournal of Avian Biology, Volume 2025, Issue 5, September 2025.
Migratory animals often display remarkable adaptations in order to successfully complete their journeys. While there is substantial evidence on immunomodulation during breeding and at stopover sites en route, the immune status of migratory birds upon reaching their non‐breeding grounds and throughout this stationary season remains poorly understood ...
José O. Valdebenito   +11 more
wiley   +1 more source

Presencia y abundancia de aves acuáticas en la Meseta Strobel, Patagonia, Argentina [PDF]

open access: yes, 2009
La meseta Strobel, ubicada en la estepa patagónica, alberga más de 1500 lagunas que son utilizadas regularmente por aves acuáticas, incluyendo una de las principales poblaciones reproductivas del Macá Tobiano (Podiceps gallardoi), una especie endémica de
Lancelotti, Julio Lucio   +4 more
core   +1 more source

Hydrological repair and invasive grass removal restore Rhizophora racemosa mangrove communities in West Africa

open access: yesRestoration Ecology, Volume 33, Issue 7, September 2025.
Mangrove ecosystems face significant threats from climate change and human activities. In West Benin, the invasive grass Paspalum vaginatum disrupts sedimentation and hydrology, creating anoxic conditions and nutrient imbalances. To address this, we implemented a cost‐effective restoration strategy focused on hydrological repair, engaging local ...
Claudia M. Agraz Hernández   +8 more
wiley   +1 more source

Ichthyological ecoregions of Argentina [PDF]

open access: yes, 2002
The Argentine Republic is situated in the southernmost portion of the American continent, occupying over 2,785,600 km2 not including the Antarctic territory. The country ranges from subtropical areas (21º46’S) to subantarctic regions (55º03’S), extending
López, Hugo Luis   +2 more
core  

Plan de manejo ambiental del complejo de humedales de la hacienda Cataluña: una propuesta ecoturística [PDF]

open access: yes, 2019
Los ecosistemas de humedales son un eslabón fundamental dentro del ciclo hidrológico, debido a su estrecha relación con el agua permite la conectividad de un mosaico de coberturas favoreciendo de esta manera el desarrollo exitoso de una amplia diversidad
Becerra Zapata, Yeimi Lorena   +1 more
core  

Assessing how restoration can facilitate 30×30 goals for climate‐resilient coastal ecosystems in the United States

open access: yesConservation Biology, Volume 39, Issue 3, June 2025.
Abstract Ecosystems globally have reached critical tipping points because of climate change, urbanization, unsustainable resource consumption, and pollution. In response, international agreements have set targets for conserving 30% of global ecosystems and restoring 30% of degraded lands and waters by 2030 (30×30).
Rachel K. Gittman   +7 more
wiley   +1 more source

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