In this research, the anaerobic treatment process of the putrescible organic fraction from municipal solid waste with sludge seeding was evaluated. The experimental system was built at EXTRABES (Estacao Experimental de ...

The semi-arid Northeast of Brazil presents serious problems of water allocation in the face of a geographically spaced rainfall, combined with its concentration of 3 to 5 months of the year, and sharp fluctuations in ...

Monitoring data from two series of waste stabilization ponds operated at EXTRABES - UFCG, in the city of Campina Grande (7° 13' 11" south and 35° 52' 31" west, 550m above mean sea level), in the State of Paraiba, Northeast ...

The northeastern semiarid shows an insufficient flow of river waters due to the unstable space-time rainfall and dominant geological characteristics, resulting in a dense network of temporary rivers. The solution to minimize ...

In this work a study was developed for the operation of a five reservoir system, which are named of Bruscas, Cachoeira dos Alves, Saco de Nova Olinda, Canoas and Queimadas, and five irrigated perimeters, which are named ...

The development of the semi-arid region of Northeast Brazil is considered a serious challenge because i t suffers long periods of drought resulting in grave economic and social impacts. Furthermore, other unfavorable ...

The consequences of economic development, especially the increase in the intensity and variety of water resources uses promote the disequilibrium between demand and supply, causing constant conflicts among users, mainly ...

The operational performance of a sewage treatment plant during the acclimatization phase was analyzed from March to August 2007. The plant made up of preliminary treatment (bar screen, grit chamber), parshall flume, an ...

The deterministics hydrologies models of continuous simulation are essential tools such estimating streamfiow at any watershed section, as accounting all hydrologic cicle process. The Kentucky University version model ...

In order to indicate, for irrigated areas of Paraíba State, the most viable rice cultivars (Oryza sativa L.), an experiment was carried out at the São GonçaIo - Souza - Pb Irrigated Perimeter Experimental Station, involving ...