Results 1 to 10 of about 30,777 (230)

A Tenebrionid beetle's dataset (Coleoptera, Tenebrionidae) from Peninsula Valdés (Chubut, Argentina). [PDF]

Zookeys, 2013
La péninsule naturelle protégée de Valdés, située dans le nord-est de la Patagonie, est l'une des plus grandes unités de conservation des terres arides d'Argentine. Bien que cette zone figure sur la Liste du patrimoine mondial de l'UNESCO depuis 1999, elle est continuellement exposée au pâturage des moutons et à l'élevage bovin depuis plus d'un siècle,
Cheli GH, Flores GE, Román NM, Podestá D, Mazzanti R, Miyashiro L.   +5 more
europepmc   +6 more sources

A Mosaic of Future Maladaptation Predicted for the Widespread Tree Nothofagus pumilio [PDF]

Evol Appl
ABSTRACT Nothofagus pumilio, or lenga beech, is a widespread and locally‐adapted tree species endemic to South America's Patagonia region. Its diverse populations span a 2000‐km‐long range in the Andes Mountains, which is already experiencing adverse effects from climate change.
Sekely J, Marchelli P, Arana M, Pastorino M, Scotti I, Soliani C, Opgenoorth L, Heer K.   +7 more
europepmc   +2 more sources

Not a Sip: Effects of Zero Tolerance Laws on Road Traffic Fatalities. [PDF]

Health Econ
ABSTRACT A substantial proportion of alcohol related fatalities and their consequences are preventable, prompting policymakers to implement measures aimed at reducing these deaths. I exploit time and geographic variation in the adoption of zero‐tolerance laws in a difference‐in‐differences design to study the impact of these regulations on traffic ...
Ramasco A.
europepmc   +2 more sources

CONTRIBUTION TO THE DIVERSITY OF THE FOSSIL RECORD OF TURTLES (TESTUDINATA) FROM CHUBUT PROVINCE (ARGENTINA) AND ITS SIGNIFICANCE IN UNDERSTANDING THE EVOLUTION OF TURTLES IN SOUTHERN SOUTH AMERICA

Publicación Electrónica de la Asociación Paleontológica Argentina, 2021
In this work we focus on the fossil record of turtles and tortoises from the Chubut Province, in Patagonia, Argentina. This record is the richest, most diverse, the longest and continuous in the country and one of the most important in the continent.
Juliana Sterli, Evangelos Vlachos, Marcelo Krause, Pablo Puerta, Carolina Oriozabala   +4 more
doaj   +1 more source

MÁS DE TRES DÉCADAS DE HISTORIA Y VIGENCIA DEL LABORATORIO DE PALEONTOLOGÍA DE VERTEBRADOS DE LA U.N.P.S.J.B. EN COMODORO RIVADAVIA

Publicación Electrónica de la Asociación Paleontológica Argentina, 2022
Por más de tres décadas el Laboratorio de Paleontología de Vertebrados de la Universidad Nacional de la Patagonia San Juan Bosco ha trabajado de forma sistemática en afloramientos cretácicos del centro sur de Chubut y norte de Santa Cruz.
Rubén Darío Martínez, Gabriel Andrés Casal, Lucio Manuel Ibiricu, Marcelo Luna, Jorge Francisco Rodríguez   +4 more
doaj   +1 more source

Variabilidad estructural de la comunidad de macrófitas en un gradiente pluviométrico en la provincia de Chubut

Ecología Austral, 2021
Los mallines son humedales patagónicos con suelos en permanente anegación, en los cuales se pueden generar lagunas con una vasta biodiversidad. En estos ecosistemas, las plantas acuáticas (i.e. macrófitas) se desarrollan y presentan hábitos de vida para
Alfredo Ñ. Claverie, Luis Epele, Adriana Kutschker, Marta Grech, Luz Manzo, Laura Miserendino   +5 more
doaj   +1 more source

Impact of Increased Nutrients and Lowered pH on Photosynthesis and Growth of Three Marine Phytoplankton Communities From the Coastal South West Atlantic (Patagonia, Argentina)

Frontiers in Marine Science, 2021
Effect of global change variables on the structure and photosynthesis of phytoplankton communities was evaluated in three different sites of the Patagonian coast of Argentina: enclosed bay (Puerto Madryn, PM), estuarine (Playa Unión, PU), and open waters
Takako Masuda, Ondřej Prášil, Virginia E. Villafañe, Virginia E. Villafañe, Macarena S. Valiñas, Macarena S. Valiñas, Keisuke Inomura, E. Walter Helbling, E. Walter Helbling   +8 more
doaj   +1 more source

Uso de la secuenciación de segunda generación (NGS) para descubrir la diversidad de hongos degradadores de la madera en los bosques Andino Patagónicos

Lilloa, 2022
Los hongos son los principales degradadores de la madera en los ecosistemas boscosos, contribuyendo significativamente al ciclo global del carbono. Los enfoques metagenómicos basados en un amplicón específico (metabarcoding) constituyen una herramienta ...
Lucia Molina, María Belén Pildain
doaj   +1 more source

Breaking the mold: telescoping drives the evolution of more integrated and heterogeneous skulls in cetaceans [PDF]

PeerJ, 2022
Background Along with the transition to the aquatic environment, cetaceans experienced profound changes in their skeletal anatomy, especially in the skull, including the posterodorsal migration of the external bony nares, the reorganization of skull ...
Mónica R. Buono, Evangelos Vlachos
doaj   +2 more sources

Edible fungi for local and sustainable development in the Patagonian Andes forests of Argentina: A review

Forest Systems, 2022
Wild fungi are one of the most characteristic and diverse non-wood forest products from native and planted forest environments and grasslands in the Patagonian Andes. Through the technological and scientific platform “Patagonia Fungi, trails and tastes®”
Carolina Barroetaveña, María B. Pildain   +1 more
doaj   +1 more source