Results 81 to 90 of about 14,031 (243)

Experimental taphonomy of artemia reveals the role of endogenous microbes in mediating decay and fossilization [PDF]

open access: yes, 2015
Exceptionally preserved fossils provide major insights into the evolutionary history of life. Microbial activity is thought to play a pivotal role in both the decay of organisms and the preservation of soft tissue in the fossil record, though this has ...
Budd, Graham E.   +5 more
core   +3 more sources

Paleopathology of a putative colossosaurian caudal vertebra (Neosauropoda: Titanosauria) from the Presidente Prudente Formation, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies investigating paleopathologies in sauropods remain scarce despite their relative abundance in the fossil record. In this study we report new occurrence of paleopathological features, corresponding to a neoplasm found in a middle caudal vertebra (MCT.R.2120) of an advanced titanosaur from the Presidente Prudente Formation (Bauru Basin ...
Maria Luiza Peres Bertolossi   +5 more
wiley   +1 more source

Achegamento á fraseoloxía do “dicir” en francés / Approach to the phraseology of “saying” in French [PDF]

open access: yesCadernos de Fraseoloxía Galega, 2014
Neste traballo preséntase a primeira fase dun proxecto máis amplo consistente nunha análise pormenorizada da fraseoloxía francesa do “dicir”, que desemboque na elaboración dun repertorio lexicográfico destas unidades e as súas correspondentes ...
Ana María Ramos Sañudo
doaj  

Why diversify annual biomass production for energy – exemplified by green house gas emissions from the Danish IBUS bioethanol production concept [PDF]

open access: yes, 2009
There is a need for integrating the biomass starting point into the energy manufacturing steps. It will secure that bioenergy is produced with limited use of non-renewable fossil fuel to secure that in the application of biomass a net emission reduction ...
Hauggaard-Nielsen, Henrik   +2 more
core  

Marine silicon for biomedical sustainability

open access: yesBMEMat, EarlyView.
Schematic illustrating marine silicon for biomedical engineering. Abstract Despite momentous divergence from oceanic origin, human beings and marine organisms exhibit elemental homology through silicon utilization. Notably, silicon serves as a critical constituent in multiple biomedical processes.
Yahui Han   +3 more
wiley   +1 more source

Fossilization Type of Elephas hysudrindicus from Blora on the Basis of Petrographic and Scanning Electron Microscopic Analyses

open access: yesIndonesian Journal on Geoscience, 2014
DOI: 10.17014/ijog.v6i2.117Either fossils of the hominid or vertebrate have long been known from terraces along the Solo River in Central and East Java.
Danny Z. Herman
doaj   +1 more source

Injuries in deep time: interpreting competitive behaviours in extinct reptiles via palaeopathology

open access: yesBiological Reviews, EarlyView.
ABSTRACT For over a century, palaeopathology has been used as a tool for understanding evolution, disease in past communities and populations, and to interpret behaviour of extinct taxa. Physical traumas in particular have frequently been the justification for interpretations about aggressive and even competitive behaviours in extinct taxa.
Maximilian Scott   +3 more
wiley   +1 more source

Amber deposits of Ukraine and prospects of their development

open access: yesМінеральні ресурси України, 2017
Geological conditions for formation and territorial distribution of amber deposits in Ukraine have been analyzed. Amber deposits for jewelry production are connected with the Baltic-Dnieper Subprovince within the Ukrainian part of which two amber-bearing
H. I. Rudko
doaj  

The Fossilization: What Initial Representations of Future Instructors?

open access: yesInternational Journal of Educational Innovation and Research
Previous research has shown the influence of teachers' initial representations on their assimilation and transmission of scientific concepts to students.
Imane Chmanti-Houari   +1 more
doaj   +1 more source

Reading hominin life history in fossil bones and teeth: methods to test hypotheses regarding its evolution

open access: yesBiological Reviews, EarlyView.
ABSTRACT Human life history is derived compared to that of our closest living relatives, the great apes. It has been suggested that these derived traits are causally related to aspects of our ecology, social behaviour and cognitive abilities. However, resolving this requires that we know the evolutionary trajectory of our distinctive pattern of growth,
Paola Cerrito   +2 more
wiley   +1 more source

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