Results 61 to 70 of about 4,789,471 (286)

Resolving the biome debate: ecological and palaeo‐data concur that the extensive tree‐limited grassy biomes of central and north‐western Madagascar are largely anthropogenic

open access: yesBiological Reviews, EarlyView.
ABSTRACT For millennia, human activities have transformed ecosystems globally. Determining which landscapes are predominantly anthropogenic is crucial to conservation and habitat restoration. Madagascar, a critically‐threatened biodiversity hotspot, is a prominent example.
Grant S. Joseph   +7 more
wiley   +1 more source

Early Pleistocene Presence of Acheulian Hominins in South India

open access: yesScience, 2011
Dates from a site in southeast India imply an early migration of Homo through Eurasia about 1.1 to 1.5 million years ago.
Gunnell, Yanni   +6 more
openaire   +4 more sources

Bohra nullarbora sp. nov., a second tree-kangaroo (Marsupialia: Macropodidae) from the Pleistocene of the Nullarbor Plain, Western Australia [PDF]

open access: yes, 2009
Bohra nullarbora sp. nov. is described from a partial skeleton collected from a diverse Pleistocene vertebrate assemblage preserved in Leaena’s Breath Cave, Nullarbor Plain, Western Australia.
Warburton, Natalie M   +5 more
core   +1 more source

Responses of Antarctic seabird populations to past climate change

open access: yesEcography, EarlyView.
Higher‐order predators such as Antarctic seabirds serve as ecological indicators of environmental change and provide a crucial trophic link between marine and terrestrial ecosystems. Despite their prevalence and significance in the Antarctic ecosystem, there is a lack of understanding of the impacts of major regime shifts in paleoclimate on flighted ...
Elize Y. X. Ng   +6 more
wiley   +1 more source

Review of the Late Pleistocene Soricidae (Mammalia) fauna of the Vaskapu Cave (North Hungary) [PDF]

open access: yes, 2013
The summary of the Late Pleistocene Soricidae remains of the North Hungarian Vaskapu Cave II and VII localities is given in the present paper. Five species (Sorex alpinus SHINZ, 1837, Sorex minutus LINNAEUS, 1766, Sorex araneus LINNAEUS 1758, Crocidura ...
Mészáros, Lukács
core   +1 more source

Evolution and Characteristics of Fold on Northern Tianshan

open access: yesShuitu baochi yanjiu, 2007
Four fold hills in the north margin of Tianshan Mountains are studied. Based on landform, stratum, and tectonic of fold,the evolution history of fold is discussed. The first fold came into being at the Miocene epoch of late Tertiary Period.
SHI Xing-min, LI You-li, YANG Jing-chun
doaj  

THE GENUS URSUS IN EURASIA: DISPERSAL EVENTS AND STRATIGRAPHICAL SIGNIFICANCE

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2017
On the basis of the results of former studies by the present authors five main groups of bears are recognized: Ursus gr. minimus - thibetanus (black bears), Ursus gr. etruscus (etruscan bears), Ursus gr. arctos (brown bears), Ursus gr.
MARCO RUSTIONI, PAUL MAZZA
doaj   +1 more source

Phylogenetic structure of conifers in regional floras in relation to climate and environmental heterogeneity worldwide

open access: yesEcography, EarlyView.
Despite having only about 670 species worldwide, conifers are one of the ecologically and economically most important plant groups. They have a rich fossil record and previous studies have shown that their current diversity is the result of past radiations, extinction, and dispersal events, restricting many genera to either the Northern or Southern ...
Hong Qian, Michael Kessler, Shenhua Qian
wiley   +1 more source

Replacement of Ores Recorded by Textures and Chemical Compositions of Sphalerite: An Example From the Furutobe Kuroko Deposit, Akita, Japan

open access: yesGeological Journal, EarlyView.
Coupled dissolution‐reprecipitation of early formed Cd‐, Fe‐, Ag‐ and Sb‐poor sphalerite through interaction with high‐temperature and high‐sulphur fugacity Cu‐rich fluids, responsible for the formation of the yellow ores, resulted in the formation of Cd‐, Fe‐, Ag‐ and Sb‐rich, heavily chalcopyrite‐diseased sphalerite and enrichment of critical metals ...
Manuel Nopeia   +4 more
wiley   +1 more source

Faune de vertébrés de Betfia-XII (Bihor, Roumanie) et son âge chronologique. Étude des Arvicolidés (Rodentia)

open access: yesTravaux de l'Institut de Speologie Emile Racovitza, 2007
On présente la faune de Mammifères découverte dans le remplissage d’une fissure karstique, Betfia-XII, fissure ouverte par l’exploitation des calcaires barrémiens-aptiens au voisinage du village de Betfia (dép. de Bihor). Cette faune renferme 17 espèces,
ELENA TERZEA
doaj  

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