Results 31 to 40 of about 297,542 (206)

New records of the Endangered southern river otter Lontra provocax, with notes on its diet, in threatened wetlands of southern Chile

open access: yesOryx, 2023
The wetlands inhabited by the southern river otter Lontra provocax in Chile are subject to anthropogenic disturbances. As a result of the modification and destruction of its habitat, caused by loss of riparian vegetation, and other threats, the species ...
Norka Fuentes, Aldo Arriagada
doaj   +1 more source

Arrival of Paleo-Indians to the Southern Cone of South America: New Clues from Mitogenomes [PDF]

open access: yes, 2012
With analyses of entire mitogenomes, studies of Native American mitochondrial DNA (mtDNA) variation have entered the final phase of phylogenetic refinement: the dissection of the founding haplogroups into clades that arose in America during and after ...
Achilli, Alessandro   +14 more
core   +4 more sources

Hantavirus Pulmonary Syndrome , Southern Chile, 1995–2012

open access: yesEmerging Infectious Diseases, 2015
Hantavirus is endemic to the Region de Los Lagos in southern Chile; its incidence is 8.5 times higher in the communes of the Andean area than in the rest of the region. We analyzed the epidemiologic aspects of the 103 cases diagnosed by serology and the clinical aspects of 80 hospitalized patients during 1995-2012.
Raúl Riquelme   +6 more
openaire   +3 more sources

A contribution to the Campylopus flora of Chile [PDF]

open access: yes, 2005
A key to the species of Campylopus known from Chile is given, completed by records of Campylopodioideae of the author in southern Chile. Campylopus acuminatus Mitt. var. kirkii (Mitt.) J.-P.
Frahm, Jan-Peter
core  

A catalog of planetary nebulae in the elliptical galaxy NGC 4697

open access: yes, 2007
We present a catalog of 535 planetary nebulae discovered in the flattened elliptical galaxy NGC 4697, using the FORS1 Cassegrain spectrograph of the Very Large Telescope of the European Southern Observatory at Cerro Paranal, Chile.
Kudritzki, R. -P.   +2 more
core   +1 more source

The evolution of seabirds in the Humboldt Current: new clues from the Pliocene of Central Chile.

open access: yesPLoS ONE, 2014
BackgroundDuring the last decade, new Neogene fossil assemblages from South America have revealed important clues about the evolution of seabird faunas in one of the major upwelling systems of the world: the Humboldt Current. However, most of this record
Martín Chávez Hoffmeister   +2 more
doaj   +1 more source

Orbital modulation of subtropical versus subantarctic moisture sources in the southeast Pacific mid-latitudes

open access: yesNature Communications
Reconstructing rainfall variability and moisture sources is a critical aspect to understand past and future hydroclimate dynamics. Here, we use changes in the deuterium content of land-plant leaf waxes from two marine sediment cores located off Chile to ...
Jérôme Kaiser   +7 more
doaj   +1 more source

Tracing the magnetic field of IRDC G028.23-00.19 using NIR polarimetry [PDF]

open access: yes, 2017
The importance of the magnetic (B) field in the formation of infrared dark clouds (IRDCs) and massive stars is an ongoing topic of investigation. We studied the plane-of-sky B field for one IRDC, G028.23-00.19, to understand the interaction between the ...
Cashman, Lauren R.   +3 more
core   +2 more sources

New records and range extension of some mosses in tropical areas of Chile [PDF]

open access: yes, 2003
A total of thirteen mosses are reported as new for Chile: Aloinella andina Delgad., Coscinodontella bryanii R.S. Williams, Didymodon acutus (Brid.) K. Saito, Erythrophyllopsis fuscula (Müll. Hal.) Hilp., Fissidens excurrentinervis R.S.
Cano, María J.
core  

Southern Annular Mode-like changes in southwestern Patagonia at centennial timescales over the last three millennia [PDF]

open access: yes, 2014
Late twentieth-century instrumental records reveal a persistent southward shift of the Southern Westerly Winds during austral summer and autumn associated with a positive trend of the Southern Annular Mode (SAM) and contemporaneous with glacial recession,
De Pol Holz, R.   +5 more
core   +1 more source

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