Tourism Versus Conservation in Fernando De Noronha Island, Brazil
Conscious of the problems created by tourism expansion and searching for a definition of the uses compatible to the restoration and the maintenance of ecological equilibrium, the previous...

Environment Exploitation by Prehistorical Population of Rio De Janeiro
The specific purpose of this project was to establish the cultural contexts in the area being studied as well as to define the mechanisms of environmental manipulation that were employed...

Impact on a Primitive Fishing Community in Maricá County, Caused by Urbanization
The fishing communities studied in this paper, although influenced by the more important urban growth movement of the metropolis of Rio de Janeiro, have reacted in a different manner to...

Heavy Metals Pollution Monitoring Through the Critical Pathways Analysis: The Sepetiba Bay Case
The methodology of the critical pathway analysis has been widely employed to monitor the environmental impact of nuclear power plants in the aquatic environment. This methodology has been...

Geocosta Operations—A Program of Oceanographic Expeditions for the Brazilian Inner Shelf
In July 1979, a new expedition was conducted with the R.V. Almirate Camara, in the same area as GEOMAR X, with the following purposes: surveying profiles with side scan sonar and conducting...

Environmental Evaluation of the Coastal Area of Marciá District: A Methodological Essay
This paper is part of an integrated study of the coastal environment of the county of Marica, Rio de Janeiro, where the environmental alterations of the urban expansion phenomenon were...

The Paraíba Do Sul Retrogradation and the Atafona Environmental Impact
This study is an attempt to explain the event which is presently occurring at the mouth of the Paraiba do Sul river and is causing a negative socio-economic impact on the Atafona population....

Recent Erosion in the Stable Ipanema-Leblon Beach in Rio De Janeiro
This paper presents the findings of a diagnostic study contracted by the City Hall of Rio de Janeiro, concerning beach erosion problems. It first reviews the problem and existing data....

The Estimation of Extreme Floods in Brazil
In Brazil, the design flood of a large dam is calculated using either the Probable Maximum Flood criteria or the 10,000-year Flood. Recently a Guidebook has been written to help Brazilian...

Lopez-Angostura Power Tunnel
The Lopez-Angostura Project is located on the Yaque del Norte River in the Dominican Republic near the City of Santiago. A 24 m high dam, a 3.6 km long power tunnel, a pit powerhouse with...

Geology Related Construction Problems at the Urugua-i Hydroelectric Project
The Urugua-i Hydroelectric Project in north-eastern Argentina consists of an 80 m high roller-compacted concrete dam, 4.4 km long lateral dike, 800 m long power tunnel, and a 120 MW powerhouse....

Yacyreta Hydroelectric Project Turbine Design
This paper provides general information about this major hydroelectric project on the Parana River on the border between Argentina and Paraguay in South America. In addition, some specific...

Technical Aspects of Porto Alegre's Aeromovel

Energy from the Amazon
Cadman describes Brazil's plans for exploiting the vast hydroelectrical potential of the Amazon Basin, placing them within the context of the country's growing...

Coastlines of Brazil
These papers were presented at Coastal Zone '89 the Sixth Symposium on Coastal and Ocean management held in Charleston, South Carolina, July 11-14, 1989. This volume is a...

Hydro Development on the Huallaga River in Peru
The proposed Chaglla Hydroelectric Project, is located on the Huallaga River in Central Peru, about 300 km north east of Lima. The available gross head of 870 m and regulated flow of 58...

Vilavilani Hydroelectric Project
There is an urgent need to solve the water and energy shortages in the Department of Tacna, on the coast of Southern Peru. The Vilavilani Hydroelectric Project could solve some of the...

Studies of Fish Protection Methods at Hydroelectric Plants
Five largely untested but economical fish-protection systems were tested at sites throughout North America. The process of selecting laboratory and field test sites was completed at the...

Saco Dam—South America's First RCC Dam
Because of cost and a lack of suitable embankment materials, Saco Dam at Nova Olinda in Paraiba, Brazil, was redesigned and built with lean roller compacted concrete (RCC). The structure...

Roller Compacted Concrete Design for Urugua-I Dam
Gravity dam construction by the roller compacted concrete method (RCC) has received widespread interest following completion of Shimajigawa Dam in Japan (1981) and Willow Creek Dam in...

 

 

 

 

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