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Durvillaea antarctica se caracteriza por presentar al igual que los representantes de las Fucales, una historia de vida sin generación gametófita de vida libre y por poseer reproducción oógama. En este trabajo median...

Se describe en detalle un nuevo estípite petrificado de Millerocaulis Erasmus ex Tidwell emend. Vera, colectado en afloramientos de edad aptiana de la Formación Cerro Negro en Isla Livingston (Antártida). Este espéci...

We identified six fossil-species of angiosperms based on fossil woods from two small collections from the Beta Member (lower Campanian) of the Santa Marta Formation on James Ross Island: 1) Paraphyllanthoxylon antarcticu...

The seed cone Telemachus is known from several Triassic localities in Gondwana. New specimens from two localities in Antarctica provide additional information about the type species, Telemachus elongatus, based on detail...

Different morphotypes of vertically embedded ammonoid shells are abundant in the 1-km-thick deposits of the Santa Marta Formation, Antarctica, that record the evolution of a deep-water delta system. Vertical shells depos...

In this study, we describe, for the first time, the genetic composition of the southern elephant seal Mirounga leonina (SES) breeding colony at Potter Peninsula (PP) (King George Island, Antarctica) based on a fragment o...

Tree growth is one of the main variables needed for forest management planning. The use of simple models containing traditional equations to describe tree growth is common. However, equations that incorporate different f...

Abstract The upwelling of warm Circumpolar Deep Water is a key process in the global climate system, transporting heat, nutrients, and carbon poleward towards Antarctic ice shelves. Here we use physical and chemical seaw...

Modern baleen whales (Mysticeti), the largest animals on Earth, arose from small ancestors around 36.4 million years ago (Ma). True gigantism is thought to have arisen late in mysticete history, with species exceeding 10...

Materias / palabras clave: Philosophy. Psychology. Religion: Religions. Mythology. Rationalism: History and principles of religions: Asian. Oriental; History (General) and history of Europe: History of Asia; Law: Asia and Eurasia, Africa, Pacific ...

Materias / palabras clave: Law: Asia and Eurasia, Africa, Pacific Area, and Antarctica

Materias / palabras clave: Law: Asia and Eurasia, Africa, Pacific Area, and Antarctica; History (General) and history of Europe

Abstract Adélie penguin (Pygoscelis adeliae) colonies can be detected from space using very high‐resolution (VHR; 0.3–0.6 m resolution) satellite imagery, as the contrast between their guano and the surrounding te...

Materias / palabras clave: Law: Asia and Eurasia, Africa, Pacific Area, and Antarctica

Materias / palabras clave: Law: Asia and Eurasia, Africa, Pacific Area, and Antarctica

We thank Panero for his interest in our paper. However, we consider his interpretations somewhat incomplete and misleading, principally because he reports results using methods that we did not apply in our study, and und...

Materias / palabras clave: Law: Asia and Eurasia, Africa, Pacific Area, and Antarctica: South Asia. Southeast Asia. East Asia; Bibliography. Library science. Information resources; History (General) and history of Europe: History of Asia

The Southern Annular Mode (SAM) is the main mode of variability in the Southern Hemisphere extra-tropical circulation and it is so called because of its zonally symmetric ring-like shape. However, the SAM pattern actuall...

ABSTRACT Landoltia punctata is a species of duckweed originating from India, but has been recorded in all continents, except Antarctica. It is of economic interest, being used in phytoremediation, but mainly due to its h...

La zona del Lago Vintter pertenece a la Región Antártica, Dominio Subantártico, Provincia Subantártica, Distrito del Bosque Caducifolio. El objetivo fue analizar la diversidad fl orística presente en el margen sur ...

Magnetic biocatalysts offer enormous advantages over traditional ones. Their ability to be isolated by means of a magnet, in combination with their extensive reuse possibilities, makes them highly attractive and competit...