Results 51 to 60 of about 33,873 (194)

New Geological and Geophysical Data for the Geometric and Stratigraphic Characterization of the Alhandra Sub-basin (Southeast of Paraíba) [PDF]

Geologia USP. Série Científica, 2009
Some recent geological and geophysical reconnaissance studies carried out in the Alhandra Sub-basin (southern segmentof the Paraíba Basin) have revealed very interesting structural and stratigraphic behaviors that have not yet been described.Four ...
Benjamim Bley de Brito Neves, José do Patrocínio Tomaz Albuquerque, José Moacyr Vianna Coutinho, Francisco Hilário Rego Bezerra   +3 more
doaj  

Neogene sharks and rays from the Brazilian ‘Blue Amazon’ [PDF]

, 2017
The lower Miocene Pirabas Formation in the North of Brazil was deposited under influence of the proto-Amazon River and is characterized by large changes in the ecological niches from the early Miocene onwards.
Aguilera, Orangel, Amorim, Kamilla Borges, Carrillo-Briceño, Jorge D, de Toledo, Peter Mann, Kocsis, László, Linhares, Ana Paula, Luz, Zoneibe, Monteiro-Neto, Cassiano, Moraes-Santos, Heloísa, Nogueira, Afonso, Polck, Marcia Reis, Ruivo, Maria de Lourdes, Vennemann, Torsten W   +12 more
core   +4 more sources

Rapidly declining seagrass meadows in Brazil: Findings from satellite imagery and local knowledge

People and Nature, Volume 8, Issue 5, Page 1155-1171, May 2026.
Abstract Due to the limitations of individual monitoring approaches, integrating social perceptions with multiple advanced technologies provides a new opportunity to gain a comprehensive understanding of ecosystem degradation. We combined historical aerial mapping, satellite imagery, semi‐structured interviews with local stakeholders, and a bilingual ...
Karine Matos Magalhães, Emma Deeks, Aline da Silva Cerqueira, Gabriel Henrique Ferreira Silva, Fabiana Aguiar Santos, Terry Dawson, Pavel Kratina   +6 more
wiley   +1 more source

Identificação e caracterização de solos coesos no Estado do Ceará Identification and characterization of cohesive soils in the State of Ceará, Brazil

Revista Brasileira de Ciência do Solo, 2004
Dada a grande importância dos solos coesos derivados de sedimentos da Formação Barreiras e sua extensa área ocupada no Nordeste brasileiro, este trabalho teve como objetivo identificar e caracterizar a ocorrência de solos coesos nos tabuleiros costeiros ...
H. V. Lima, A. P. Silva, P. T. K. Jacomine, R. E. Romero, P. L. Libardi   +4 more
doaj   +1 more source

Impacts of Fire on Flow Magnitude and Variability in the Southeastern Amazon Basin

Water Resources Research, Volume 62, Issue 5, May 2026.
Abstract Increasing fire within the Amazon rainforest is a significant disturbance that has the potential to alter flow regimes and subsequently impact local ecology and ecosystem services. While previous studies have examined the impact of land cover change on streamflow, the specific effects of fire on the hydrology of Amazonian forested catchments ...
Sharmin F. Siddiqui, Nathan G. F. Reaver, David A. Kaplan   +2 more
wiley   +1 more source

Equine experimental lameness induction models

Equine Veterinary Education, Volume 38, Issue 5, Page 270-284, May 2026.
Summary Equine lameness due to musculoskeletal injury remains a common and significant cause of decreased performance. While our understanding and management of lameness have improved with advanced imaging, as well as diagnostic and therapeutic progression, a need for experimental equine models of lameness remains.
A. Dockery, B. Beasley, V. J. Moorman
wiley   +1 more source

Cenozoic Sedimentation and Tectonic Deformation in the Central Part of the Potiguar Basin [PDF]

Geologia USP. Série Científica, 2010
Neogene and Quaternary sedimentary covers occur along the Brazilian coast and have been frequently describedtogether as a single unit. The study of Brazilian sedimentary basins concentrates on their rift phase, whereas the post-riftphase has been ...
Elissandra Nascimento Moura-Lima, Maria Osvalneide Lucena Sousa, Francisco Hilário Rego Bezerra, Milena Rocha de Aquino, Marcela Marques Vieira, Francisco Pinheiro Lima-Filho, Vanildo Pereira da Fonseca, Ricardo Farias do Amaral   +7 more
doaj  

THE INFLUENCE OF SEDIMENT GRAIN SIZE AND COMPOSITION ON THE MORPHODYNAMIC STATE OF MIXED SILICICLASTIC AND BIOCLASTIC SAND BEACHES IN ESPIRITO SANTO STATE, BRAZIL

Revista Brasileira de Geomorfologia, 2011
The beaches in front of the Barreiras Formation active sea cliffs are composed of mixed sands, which composition makes it more difficult to interpret the processes of their sedimentation.
Jacqueline Albino, Kenitiro Suguio
doaj   +1 more source

Grupos estratégicos: uma ferramenta estratégica [PDF]

, 2002
Comunicação apresentada nas XII Jornadas Luso-Espanholas de Gestão Científica na Universidade Da Beira InteriorDesde os anos 70 do século XX tem sido desenvolvida a teoria dos grupos estratégicos, assistindo-se nas décadas de 80 e 90 a uma autêntica ...
Ribeiro, Joaquim Silva, Roldão, Victor Sequeira   +1 more
core  

Inferências sobre Vegetação e Clima no Holoceno a partir de Fitólitos e Pólen da Lagoa do Macuco, Litoral Norte do Estado do Espírito Santo (Brasil) [PDF]

, 2016
[EN] An interproxy approach focused on phytoliths and pollen, including radiocarbon dating and sediment particle-size analyses, has been carried out at Lagoa do Macuco, Linhares municipality, Espírito Santo State, Brazil.
Buso Junior, Antônio A., Calegari, Marcia R., Lorente, Flávio L., Madella, Marco, Osterrieth, M., Pessenda, L. C. R.   +5 more
core   +1 more source