International Rivers
Mostrando 1-8 de 8 artigos, teses e dissertações.
-
1. Reproduction, feeding and migration patterns of Prochilodus nigricans (Characiformes: Prochilodontidae) in northeastern Ecuador
ABSTRACT The black prochilodus, Prochilodus nigricans, is an important food fish distributed throughout aquatic habitats of the Ecuadorian Amazon. We sampled gonad weight, body condition, and feeding of this species to address the question of whether changes in these biological parameters are related to hydrological variation and migration patterns. High fre
Neotrop. ichthyol.. Publicado em: 05/10/2017
-
2. Modelo de simulação em base horária da vazão na estação fluviométrica da régua-11 = : Simulation model in hourly basis of the flow at the fluviometric station R-11 / Simulation model in hourly basis of the flow at the fluviometric station R-11
The fluviometric station of rule 11, or simply R-11, is situated downstream from the confluence of the Paraná, Iguaçu, Acaray and Monday rivers, about 20 km away from Itaipu Hydroelectric Power Plant on the border between Brazil, Paraguay and Argentina. This region is subject to restrictions imposed by international agreements such as the implementation of
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 31/08/2012
-
3. Caracterização estrutural das substâncias húmicas aquáticas extraídas dos rios itapanhaú e ribeira de iguape
The knowledge of the structure characteristic of the Organic Matter is important for the understanding of the natural process. In this context aquatic humic substances (principal fraction) were isolated from water sample collected from the two distinct rivers, using procedure recommended for International Humic Substances Society and characterized by element
Química Nova. Publicado em: 2011
-
4. Sobre a influência de fatores ambientais nos níveis de radônio em cavernas dos Parques Estaduais do Vale do Ribeira, SP e avaliação do equilíbrio radioativo e fator de equilíbrio entre radônio e seus descendentes / On the influence of environmental factors on radon levels in caves of Ribeira Valley State Parks, SP and evaluation of radioactive equilibrium and equilibrium factor between radon and its progeny
In the present study it was carried out the monitoring of radon in caves distributed among three state parks of Sao Paulo. The radon concentration were determinate in Morro Preto and Santana caves, located at PETAR Parque Estadual Turístico do Alto Ribeira (High Ribeira River Tourist State Park), Diabo cave, situated in PEJ Parque Estadual de Jacupiranga (J
Publicado em: 2011
-
5. AN ANALYSIS OF THE RESULTS OF THE FEDERAL GOVERNMENT PLAN OF 2001 FOR THE SOYBEAN PRODUCED IN MATO GROSSO TO THE INTERNATIONAL MARKET FROM THE STAND POINT OF CHANNEL MEMBERS / UMA ANÁLISE DOS RESULTADOS DO PLANO FEDERAL DE 2001 PARA O ESCOAMENTO DA SOJA DO MATO GROSSO AO MERCADO INTERNACIONAL SOB O PONTO DE VISTA DE MEMBROS DA CADEIA
Since the 1970¿s the logistics issues of soybean production chain in Brazilian central-west region began to display relevance on the national scene. In the beginning of the year 2000 the Brazilian government showed it¿s concern by developing an structural plan aimed at characterizing the several possibilities for connecting Brazil to it¿s importers by lan
Publicado em: 2009
-
6. Management of water resources in the city of Queimados: subsidies for a diagnosis social environmental sub-basins Poços e Queimados / Gestão de recursos hídricos no município de Queimados: subsídios para um diagnóstico sócio-ambiental das sub-bacias Poços e Queimados-RJ
The transformation in the geographic field allows modifications in the environment, contributing to the degradation of considerable parts of the Hydro Resources, and, as a result, an environmental changing in different scenarios. The management of hydro resources has patterns, objectives and goals to be accomplished, based on technical aspects, juridical nor
Publicado em: 2008
-
7. GeopolÃtica das Ãguas : o Brasil e o direito internacional fluvial
Water has been being called in the last times of the âblue goldâ. However, a big part of the water resources of the planet are shared by two or more sovereign State. This brings afloat the need from thinking in a joint administration, in a species of international solidarity. This reciprocal action, then, implies in a new vision of the state sovereignty co
Publicado em: 2006
-
8. Geopolítica das águas : o Brasil e o direito internacional fluvial
A água tem sido chamada nos últimos tempos de o ouro azul. Ocorre que grande parte dos recursos hídricos do planeta são compartilhados por dois ou mais Estados soberanos. Isto traz à tona a necessidade de se pensar numa gestão conjunta, numa espécie de solidariedade internacional. Esta ação recíproca, por sua vez, implica numa nova visão do concei
Publicado em: 2006