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The role of bottom sediments for investigating hydrological processes
(2011-02-01)
Sediments are loose earth materials with variable grain size such as sand, silt and clay that accumulate on the land surface, in river and lake beds, and on the ocean floor. They are formed by weathering of different rock ...
Análisis de dos tratamientos pre-germinativos y cuatro sustratos en la propagación sexual de Coffea arabica L. (CAFÉ) en la ciudad de Riobamba, provincia de Chimborazo.
(Escuela Superior Politécnica de Chimborazo, 2023-01-26)
This research aimed to analyze two pre-germination treatments and four substrates in the sexual propagation of Coffee (Coffea arabica L.) in the city of Riobamba, province of Chimborazo. Seeds of the species under study ...
Avulsion at a drift-dominated mesotidal estuary: The Chubut River outlet, Patagonia, Argentina
(Elsevier Science, 2015-10)
The Chubut River flows from the Andes to the Atlantic Ocean, and is interrupted by a single dam built at the middle valley. The lower valley is dominated by the aggradation of an alluvial plain induced by a complex of spits ...
Geomorphological dynamics and human interactions in a semiarid valley in Northwestern Argentina: The Cafayate depression (Salta Province)
(Pergamon-Elsevier Science Ltd, 2021-04)
The aim of this study was to record the changes in the Cafayate region, Northwestern Argentina, over the last 50 years (1969–2019), with a focus on fluvial and dune systems, together with human activity. The multi-temporal ...
Experimental bedforms by saline density currents
(Sociedade Brasileira de Geologia, 2019)
Impact of sand mining: A case study of initial growth of forest species for recovery of degraded areasImpacto de la extracción de arena: Un estudio de caso del crecimiento inicial de especies forestales para la recuperación de áreas degradadas
(Universidad Austral de Chile, Facultad de Ciencias Forestales y Recursos Naturales., 2021)
A remarkable sand-dwelling fish assemblage from central Amazonia, with comments on the evolution of psammophily in South American freshwater fishes
(Sociedade Brasileira de Ictiologia, 2006)
Argamassa de revestimento produzida a partir da substituição do agregado natural por resíduo de scheelita e pó de pedra
(Universidade Federal do Rio Grande do NorteBrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM ENGENHARIA CIVIL, 2021-07-28)
The exploration of aggregates involves the extraction of non-renewable natural resources, and
with that, it modifies the environment, causing environmental impacts. In 2016 alone, Brazil
produced around 312 million tons ...
Acoustic Sediment Estimation Toolbox (ASET): A software package for calibrating and processing TRDI ADCP data to compute suspended-sediment transport in sandy rivers
(Pergamon-Elsevier Science Ltd, 2020-07)
Quantifying suspended-sediment transport is critical for a variety of disciplines related to the management of water resources. However, the number of gauging stations and monitoring networks in most rivers around the world ...