69 resultados para Bathing beaches


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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Marine turtles are reptiles that occur on the Brazilian coast and can travel very large distances between feeding and nesting grounds. Five species found in Brazil are threatened. The consumption of turtle meat and eggs is an ancient habit in many coastal communities around the world. The main causes that threaten these species are the increase in fishing and the drastic changes in the environment. The presence of turtles near the beaches and their accidental capture were reported by fishermen in the region of Cananéia, where this work was developed. This study was also made based in interviews of fishermen that living in the area and the follow up of their fishing activities. This methodology made possible to identify the turtles in the area, the behavior of the fishermen with these animals and the relation between non-commercial fishing and turtles. The fishing traps area has a direct relation with the capture of turtles. The higher incidence of turtle capture is usually next to islands, rocky coasts, low lands and bay entrances, which are areas where the most common species of the region (Chelonia mydas) normally look for food. The fishermen opinions about the critical situation of these species and their conservation has also been studied. Several programs in Environmental Education for the communities of the region have been recommended

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The urbanization process in the Brazilian cities is directly linked to its main economic activities, and causes several impacts on the natural resources. It can be seen at the city of Ilhabela, an archipelago located at the north coast of the state of São Paulo, that still has a great area of preserved Atlantic Rainforest, and where today the tourism is the main economic activity. With this in sight, this paper aimed to make a prospect of the current situation of the city, looking at the main aspects of its economic and urban development and the environmental impacts related to them. Among the aspects studied, are the irregular occupations at preservation areas on the island: the pressure on the sea ecosystems by the fishing and the boat circulation, and at the beaches by the tourists flow. Were also observed the characteristics of the city’s urban infrastructure, such as the water supply, sewer and road networks and the waste collecting. Finally, it was analyzed the way that the government acts over the preservation of the island’s natural resources, by the Municipality and the Ilhabela State Park, so that the acting of these two agents could be compared

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The Alzheimer's disease (AD) is a neurodegenerative and progressive disease, mostly seen in elderly people, characterized by memory loss. This commitment leads causes deficits in functional capacity, compromising the individual in execution of activities of daily living, like dressing and bathing. This study, with a longitudinal character, aimed analyze the effects of a protocol of weights training (WT) in global cognitive status and realization of activities of daily living (ADL´s) basic and instrumental in AD patients, comparing the effects of four months of WT in the performance of ADL´s in global cognitive status. And also aimed to verify the possible relations between ADL's and global cognitive status of patients before and after the experimental period. The study included 24 patients with clinical diagnosis of AD, divided into two groups: a) training group (TG) consisted of 13 patients who underwent a protocol of WT b) Social Gathering Group (SCG) consists of 11 patients participating in a protocol of social gathering not systematized with activities of reading, writing and walking. Both protocols lasted four months, being developed in three non-consecutive weekly sessions, lasting 60 minutes each. To quantify global cognitive status and the basic and instrumental ADLs were used, respectively, the Mini-Mental State Examination and the Self Perception of Performance in Activities of Daily Living, along with the battery of tests of Activities of Daily Life of Andreotti and Okuma (1999). To analyze the results where complied the nature of the data, using analysis of variance for repeated measures ANOVA two-way and Pearson correlation for continuous data and tests of U Mann Whitney, Wilcoxon and Spearman correlation for non-continuous data, assuming level significance of 5% for all analysis. After analysis it´s possible... (Complete abstract click electronic access below)

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Bacterial resistance is a rising problem all over the world. Many studies have showed that beach sands can contain higher concentration of microorganisms and represent a risk to public health. This paper aims to evaluate the densities and resistance to antimicrobials of Escherichia coli strains, isolated from seawater and samples. The hypothesis is that microorganisms show higher densities in contaminated beach sands and more antimicrobial resistance than the water column. Density, distribution, and antimicrobial resistance of bacteria E. coli were evaluate in seawater and sands from two recreational beaches with different levels of pollution. At the beach with higher degree of pollution (Gonzaguinha), water samples presented the highest densities of E. coli; however, higher frequency of resistant strains was observe in wet sand (71.9 %). Resistance to a larger number of antimicrobial groups was observe in water (betalactamics, aminoglycosides, macrolides, rifampicins, and tetracyclines) and sand (betagalactamics and aminoglycosids). In water samples, highest frequencies of resistance were obtain against ampicilin (22.5 %), streptomycin (15.0 %), and rifampicin (15.0 %), while in sand, the highest frequencies were observe in relation to ampicilin (36.25 %) and streptomycin (23.52 %). At the less polluted beach, Ilha Porchat, highest densities of E. coli and higher frequency of resistance were obtain in wet and dry sand (53.7 and 53.8 %, respectively) compared to water (50 %). Antimicrobial resistance in strains isolated from water and sand only occurred against betalactamics (ampicilin and amoxicilin plus clavulanic acid). The frequency and variability of bacterial resistance to antimicrobials in marine recreational waters and sands were related to the degree of fecal contamination in this environment. These results show that water and sands from beaches with a high index of fecal contamination of human origin may be potential sources of contamination by pathogens and contribute to the dissemination of bacterial resistance.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)