Watersheds Management
Mostrando 13-24 de 59 artigos, teses e dissertações.
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13. Geomorphology-based unit hydrograph models for flood risk management: case study in Brazilian watersheds with contrasting physiographic characteristics
ABSTRACT Heavy rainfall in conjunction with an increase in population and intensification of agricultural activities have resulted in countless problems related to flooding in watersheds. Among the techniques available for direct surface runoff (DSR) modeling and flood risk management are the Unit Hydrograph (UH) and Instantaneous Unit Hydrograph (IUH). This
An. Acad. Bras. Ciênc.. Publicado em: 21/05/2018
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14. Knowledge-based digital soil mapping for predicting soil properties in two representative watersheds
ABSTRACT: The estimation of soil physical and chemical properties at non-sampled areas is valuable information for land management, sustainability and water yield. This work aimed to model and map soil physical-chemical properties by means of knowledge-based digital soil mapping approach as a study case in two watersheds representative of different physiogra
Sci. agric. (Piracicaba, Braz.). Publicado em: 2018-04
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15. Aperfeiçoamento do emprego da equação universal de perda de solo na aplicação do pagamento por serviços ambientais da política espírito-santense de recursos hídricos
The mechanism of Payment for Environmental Services is a management tool in water resources policy of the state of Espírito Santo, which has the project Produtores de Água as part of this. This project is based on soil conservation for improvement/maintenance of water quality of streams and, therefore, offers financial compensation to those that preserve o
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 31/08/2012
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16. Análise e planejamento da floresta urbana enquanto elemento da infraestrutura verde: estudo aplicado à Bacia do Córrego Judas / Maria Joaquina, São Paulo / Analysis and planning of the urban forest as part of the green Infrastructure: study applied to the watershed of the Stream Judas / Maria Joaquina at São Paulo City, Brazil.
This dissertation develops a design proposal of the Green Infrastructure of the São Judas / Maria Joaquina\ s stream watershed, as a way to promote the increase of the tree cover, and of the public green spaces as well as the connectivity between areas that provide ecosystem services. A study of the Urban Forest - the main component of the Green Infrastruct
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 11/05/2012
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17. Valoração, cobrança pelo uso da água e a gestão das bacias hidrográficas do Alto Iguaçu e afluentes do Alto Ribeira : uma abordagem econômico-ecológica / Valuation, charging for water use and managemente of Alto Iguaçu and tributaries of the Alto Ribeira watersheds : an economic-ecological approach
The degradation of the natural system throughout the century XX can be characterized by the upward trend and close relationship with the scale of economic activity, which requires increasing amounts of natural resources as a source of inputs as a source for the absorption of waste. Thus, what was once considered a good or service provided free by the natural
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 27/02/2012
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18. Comità das bacias hidrogrÃficas da regiÃo metropolitana de Fortaleza (CBH-RMF): trajetÃria e desafios para a gestÃo hÃdrica participativa / Committee of the watersheds in the metropolitan region of Fortaleza (CBH-RMF), trajectory and challenges for participatory water management
Os comitÃs de bacia hidrogrÃfica â CBH foram instituÃdos no Brasil atravÃs da Lei n 9.433/97, a PolÃtica Nacional de Recursos HÃdricos, com o objetivo de possibilitar a participaÃÃo social na conduÃÃo do processo de gestÃo hÃdrica, por meio da representatividade de vÃrios setores da sociedade, que discutem e definem rumos para uma determinada
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 18/05/2011
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19. Parques agrários no baixo Jaguaribe : arquitetura rural da região dos perímetros irrigados resultante do planejamento de bacias hidrográficas / Agrarian park on lower Jaguaribe : rural architecture in the region of irrigated perimeters resulting from watersheds planning
Human interventions confer throughout history personality and typical characteristics in several regions. In Ceará, the region of the irrigated areas of low Jaguaribe is a good example of the interaction that takes place in the landscape, mainly by human disturbances - which reveals a mastery over nature - and by the landscapes when associated to the histor
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 16/05/2011
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20. A criação dos Comitês de Bacias Hidrográficas dos rios Jucu e Santa Maria da Vitória : perspectivas e desafios da gestão hídrica capixaba
It examines the process of creating the Watershed Committees Jucu rivers and Santa Maria da Vitoria, which are located in the metropolitan area of Vitoria in Espirito Santo State, highlighting the current status of these Committees and their future prospects. This region is considered socio-economically and environmentally strategic due to the fact that the
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 29/04/2011
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21. MODELING OF WATER, SEDIMENT AND PHOSPHORUS LOADS IN AN AGRICULTURAL WATERSHED IN SOUTHERN BRAZIL / MODELAGEM DO ESCOAMENTO, DA PRODUÇÃO DE SEDIMENTOS E DA TRANSFERÊNCIA DE FÓSFORO EM BACIA RURAL NO SUL DO BRASIL
Areas under intensive tobacco crop cultivation have been impacting the water balance and increasing soil erosion in Southern Brazil. Application of large amounts of mineral fertilizers, higher than the tobacco requirement, contributes to excessive phosphorus loads in soil and water bodies. The assessment of potential environmental impacts due to changes in l
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 01/03/2011
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22. Contribuicao hidrica do cerrado para as grandes bacias hidrograficas brasileiras.
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Planaltina: Embrapa Cerrados. Publicado em: 2011
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23. Comparação de métodos para determinação do grau de compactação do solo sob diferentes sistemas de manejo de uma bacia hidrográfica do Distrito Federal.
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Planaltina. Publicado em: 2011
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24. Runoff inducement research for agriculture in very arid zones of Northeast Brazil.
The concept of runoff inducement for agricultural purposes in discussed in detail. Its implications to the North-East Braziliam conditions and necessity for additional research is explained. An exautive review of the research at various places in the world is included. The latest work being carried out at the Centro of Agricultural Research for Semi-Arid Tro
CONGRESSO BRASILEIRO DE ENGENHARIA AGRICOLA. Publicado em: 2011