Buscar
Mostrando ítems 61-70 de 659
Defaunation in the Anthropocene
(Amer Assoc Advancement Science, 2015)
Lessons from the Past: Sponges and the Geological Record
(Springer, 2017)
Sponges have been a major part of marine ecosystems, in both shallow and deep water, from the time of the earliest animal communities. The great shifts in climate that have occurred over the past 541 million years have ...
A tsunami deposit at the Cretaceous/Paleogene boundary in the Neuquén Basin of Argentina
(Academic Press Ltd - Elsevier Science Ltd, 2005-04)
A coarse-grained sandstone bed of Cretaceous/Paleogene (K/Pg) boundary age occurs in a homogeneous neritic shelf mudstone sequence (Jagüel Formation) in the Neuquén Basin of Argentina. This bed, 15 - 25 cm thick, contains ...
G305.136+0.068: A massive and dense cold core in an early stage of evolution
(The American Astronomical Society, 2015-01-20)
We report molecular line observations, made with ASTE and SEST, and dust continuum observations at 0.87 mm,
made with APEX, toward the cold dust core G305.136+0.068. The molecular observations show that the core is
isolated ...
Coming Out of Extinction: The Communicators of the 21st Century Gone DigitalComing Out of Extinction: The Communicators of the 21st Century Gone Digital
(Universidad Católica Argentina. Facultad de Filosofía y letras. Departamento de Lenguas, 2017)