Results 21 to 30 of about 307,990 (205)

Towards a low carbon economy in the Amazon: the role of land-use policies [PDF]

open access: yes, 2011
Climate change, rising oil prices and the global financial crisis has put sustainability and ‘green growth’ of the economy on the political agenda. While the transition towards a “low carbon” economy in developed countries like in the European Union ...
Debortolli, N.   +3 more
core   +5 more sources

The Vazante and Canastra groups revisited: Sm-Nd and Sr isotopes - evidence for contribution from Tonian intraplate magmatism during passive margin development along the SW São Francisco margin, Brazil

open access: yesBrazilian Journal of Geology, 2019
Combined Sm-Nd isotope studies and U-Pb ages of detrital zircons have shown significant differences between the provenance patterns of Neoproterozoic metasedimentary successions in the Southern Brasília belt.
Manuela de Oliveira Carvalho   +4 more
doaj   +1 more source

Environmental and climatic proxies for the Cañadón Asfalto and Neuquén basins (Patagonia, Argentina): review of middle to upper jurassic continental and near coastal sequences [PDF]

open access: yes, 2015
In this review, we include several proxies (sedimentology, palynology, invertebrates) from the Cañadón Asfalto and Neuquén basins, to infer the environments and regional climatic context during the Middle to Late Jurassic of Patagonia.
Cabaleri, Nora Graciela   +6 more
core   +1 more source

Tectonic overview of the West Gondwana margin [PDF]

open access: yes, 2008
The oceanic southern margin of Gondwana, from southern South America through South Africa, West Antarctica, New Zealand (in its pre break-up position), and Victoria Land to Eastern Australia is one of the longest and longest-lived active continental ...
Pankhurst, Robert J., Vaughan, Alan P.M.
core   +1 more source

Composition and P-T conditions of the lithospheric mantle beneath the Azimuth 125º Lineament, Northern and Southern Brazil: constraints from peridotite xenoliths enclosed in diamond-bearing kimberlites

open access: yesJournal of the Geological Survey of Brazil, 2022
We present new petrographic and chemical data together with calculated P-T equilibrium conditions of peridotite xenoliths enclosed in kimberlites from Rondônia, Northern Brazil (Cosmos-1 and Carolina-1) and Minas Gerais, Southeastern Brazil (Canastra-1)
Vidyã Vieira Almeida   +4 more
doaj   +1 more source

Provenance and sedimentary analysis of the basal portion of the Bambuí Group at Arcos (MG) [PDF]

open access: yesGeologia USP. Série Científica, 2013
The origin and evolution of Bambuí Basin has been a matter of debate, in much intensified by the recent exploratory efforts carried out by public and private companies looking for natural gas.
Matheus Kuchenbecker   +5 more
doaj   +1 more source

Malignant melanoma of the urethra: a rare histologic subdivision of vulvar cancer with a poor prognosis [PDF]

open access: yes, 2012
Malignant melanoma of the urethra is a rare tumour that is difficult to diagnose and treat, resulting in a poor prognosis. In this paper, we present the case of a 65-year-old woman who was referred to a gynaecologist because of a urethral mass that ...
Alkatout, Ibrahim   +8 more
core   +2 more sources

Análises prospectivas em mineralizações hospedadas em depósitos orogênico e do tipo óxido de ferro-cobre-ouro-(prata) no Greenstone Belt Faina, Brasil, utilizando dados multifonte [PDF]

open access: yes, 2017
O Greenstone Belt Faina está localizado na porção sul do Bloco Arqueano de Goiás e vem sendo pesquisado desde o século XVIII por conta dos seus depósitos auríferos.
Araujo, Kawinã   +5 more
core   +1 more source

Geoquímica de Gnaisses do Arco Magmático de Goiás na Região Sul do Estado de Goiás [PDF]

open access: yesGeologia USP. Série Científica, 2007
Gnaisses graníticos a trondhjemíticos da região de Pontalina, sul do estado de Goiás, mostram composição cálcica acálcio-alcalina, metaluminosa a peraluminosa.
Guillermo Rafael Beltran Navarro   +1 more
doaj  

Prevalence of risk behaviors in young university students [PDF]

open access: yes, 2014
Objetivo: Conhecer a prevalência de comportamentos de risco em adulto jovem e universitário. Métodos: Estudo transversal com 210 universitários com idades entre 18 a 24 anos.
Faria, Yone de Oliveira   +2 more
core   +1 more source

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