Results 31 to 40 of about 2,339 (217)

Assessment of Wetland Ecosystem Health in the Yangtze and Amazon River Basins

open access: yesISPRS International Journal of Geo-Information, 2017
As “kidneys of the earth”, wetlands play an important role in ameliorating weather conditions, flood storage, and the control and reduction of environmental pollution.
Rui Sun   +4 more
doaj   +1 more source

First record of the driftwood catfish Spinipterus acsi Akama & Ferraris, 2011 (Siluriformes, Auchenipteridae) for Brazil, Juruá River, Amazon basin [PDF]

open access: yesCheck List, 2018
Spinipterus Akama & Ferraris, 2011 is a monotypic genus known only by the holotype of its single species S. acsi, described from a creek tributary to the Nanay River, in the Peruvian portion of the Amazon basin.
Bárbara B. Calegari   +2 more
doaj   +3 more sources

First records of the family Scoloplacidae (Siluriformes, Loricarioidei) in Colombia, including a range expansion of Scoloplax baileyi Rocha, Lazzarotto & Py-Daniel, 2012 [PDF]

open access: yesCheck List, 2018
The Neotropical family Scoloplacidae is a monogeneric group of miniature freshwater catfishes that includes 6 species. Scoloplax dicra has the widest distribution across the Amazon basin, except in the western upper portions.
Juan G. Albornoz-Garzón   +6 more
doaj   +3 more sources

Amazon Plume Salinity Response to Ocean Teleconnections

open access: yesFrontiers in Marine Science, 2017
Pacific and Atlantic sea surface temperature (SST) variability strongly influences rainfall changes in the Amazon River basin, which impacts on the river discharge and consequently the sea surface salinity (SSS) in the Amazon plume.
Pedro Tyaquiçã   +13 more
doaj   +1 more source

A baseline for assessing the ecological integrity of Western Amazon rivers

open access: yesCommunications Earth & Environment
Amazon freshwater systems influence global hydroclimatic patterns, host unparalleled biological diversity, and support unique social-ecological systems.
Elizabeth P. Anderson   +20 more
doaj   +1 more source

Biomass burning CCN enhance the dynamics of a mesoscale convective system over the La Plata Basin: a numerical approach [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
High aerosol loadings are discharged into the atmosphere every year by biomass burning in the Amazon and central Brazil during the dry season (July–December).
G. Camponogara   +2 more
doaj   +1 more source

The Upper Amazon Basin [PDF]

open access: yesThe Geographical Journal, 1915
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openaire   +1 more source

Hepatic morphology and serum biochemical profile according to dry and rainy seasons in Pygocentrus nattereri (Characiformes: Serrasalmidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract This study investigated the physiological and morphological adaptations of the liver of the carnivorous fish Pygocentrus nattereri (piranha) in response to seasonal variations (dry and rainy seasons) in the Brazilian Pantanal. The objective was to describe how the liver, a central organ in metabolic regulation, responds to environmental ...
Maria Eduarda Corona Garcia   +9 more
wiley   +1 more source

Remarkable conservation effects for Amazon protected areas in vegetation growth trend, stability, and vulnerability

open access: yesEcological Indicators
Protected Areas (PAs) have been widely recognized as a crucial strategy to conserve biodiversity and maintain ecosystem services and functions, especially for the Amazon basin, the world’s largest tropical rainforest.
Chaohui Zhong   +6 more
doaj   +1 more source

Humans and platyrrhines share a pattern of articular variance

open access: yesThe Anatomical Record, EarlyView.
Abstract Previous work has identified a pattern of articular shape variation in modern human limb joints, in which convex joint surfaces exhibit constrained variance relative to their more variable concave conarticulars. This pattern is notable given that joint morphogenesis is influenced by local biomechanical environments, which vary substantially ...
Haley Horbaly, Liam Zachary
wiley   +1 more source

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