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189 results for “Economic impact”
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Research ArticleOpen accessIn the abstractModeling Traffic Flow and Management at Un-signalized, Signalized and Roundabout Road IntersectionsR. Kakooza, L.S. Luboobi, J.Y.T. MugishaTraffic congestion continues to hinder economic and social development and also has a negative impact on the environment. A simple mathematical model is used to analyze the different types of road intersections in terms of their Performance in relation to managing traffic congestion and to establish the condition for stability of the road intersections after sufficiently longer periods of time … …Journal of Mathematics and Statistics, Vol. 1, Issue 3 · 30 Sep 2005 · 6,618 accessesView PDFCite
Review ArticleOpen accessIn the abstractAntihypertensive Effects of Brazilian FruitsAugusto Altoé Puppin, Christiane Mileib Vasconcelos, Mirian de Almeida Silva et al.Cardiovascular disease is a health problem that generates economic and social impacts worldwide and hypertension is a major risk factor for the development of cardiovascular disease. Currently, conventional medicine offers treatments that control and regulate blood pressure through medication, but the traditional medicines of different cultures have used plants and foods to treat and prevent this type of disease for … …OnLine Journal of Biological Sciences, Vol. 20, Issue 2 · 19 Jun 2020 · 7,192 accessesView PDFCite
Research ArticleOpen accessIn the abstractPrevalence and Genotypic Analysis and Antibiotic Resistance of Salmonella Species Isolated from Imported and Freshly Slaughtered ChickenWael K. Elfeil, Mahmoud E. Ezzat, Amira Fathi et al.Salmonellosis is a bacterial disease caused by different types of Salmonella species and associated with clinical disease in both human, birds and livestock species. Salmonellosis associated with severe economic impacts either from losses in poultry farm due to pathological picture losses, cost of medication, condemnation in slaughterhouse or zoonotic important. This study focused on the prevalence of Salmonellae in imported … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 2 · 28 May 2020 · 6,989 accessesView PDFCite
Research ArticleOpen accessIn the abstractSolving Multi-Objective Master Production Scheduling Model of Kalak Refinery System Using Hybrid Evolutionary Imperialist Competitive AlgorithmShereen Saleem Sadiq, Adnan Mohsin Abdulazeez, Habibollah HaronThe improvement of operational planning in the field of oil refinery management is becoming increasingly essential and valid. The influential primary factor, among others, is the ever-changing economic climate. The industry must continually assess the potential impacts of variations in the final product demand, price fluctuations, crude oil compositions and even seek out immediate opportunities within the market. The Master … …Journal of Computer Science, Vol. 16, Issue 2 · 12 Feb 2020 · 7,834 accessesView PDFCite
Research ArticleOpen accessIn the abstractStorm Runoff Estimation Using an Object Oriented Approach Based on the Concepts of System DynamicsMaryam Ghashghaie, Saeid Eslamian, Kaveh Ostad-Ali-Askari, Ali Hasantabar AmiriDeveloping nations are imposing the increasing impacts on their bio-resources due in part to their rising population, need to high economic growth and the incorporation of non-native technologies. Usually, watersheds are the major units, which are influenced leading to un-sustainability, specifically from the view point of water resources and hydrologic systems. Relying on a linear causal thinking, most of the … …American Journal of Engineering and Applied Sciences, Vol. 11, Issue 1 · 19 Mar 2018 · 7,693 accessesView PDFCite
Review ArticleOpen accessIn the abstractSargassum Invasion of Coastal Environments: A Growing ConcernClifford Louime, Jodany Fortune, Gary GervaisFloating tropical brown macroalgae, commonly called Sargassum, besieging the Caribbean coastlines have long been a regular occurrence in the region, especially during the fall and winter months. These washed-up seaweeds are considered by scientists as an important part of the coastal ecosystem, as they serve as habitat and nurseries for numerous marine species. However, in recent years, the region has … …American Journal of Environmental Sciences, Vol. 13, Issue 1 · 6 Feb 2017 · 12,739 accessesView PDFCite
Research ArticleOpen accessIn the abstractOptimal Subsurface Appraisal: A Key Link to the Success of Development Projects-Few ExamplesVirendra Singh, Ivan Yemez, Elena Izaguirre, Alvaro RaceroDuring exploration and production phases, the life of a hydrocarbon field can be distinguished by five main stages: Exploration, appraisal, development, production and abandonment. Of particular interest is the appraisal stage, where billions of dollars are spent across the oil and gas industry on data gathering activities with a view to reducing subsurface uncertainties towards optimizing reservoir development and management. … …American Journal of Applied Sciences, Vol. 14, Issue 2 · 13 Jan 2017 · 8,522 accessesView PDFCite
Research ArticleOpen accessIn the abstractLong-Term Changes in Mangrove Landscape of the Niger River Delta, NigeriaPing Wang, Aroloye O. Numbere, Gerardo R. CamiloThe Niger Delta mangrove is the third largest in the world and the largest in Africa. Since the 1960s oil and gas exploration has become an important economic activity, resulting in significant alteration of the landscape via pollution, urbanization and invasion. Landsat images of six different years (1984, 1986, 2000, 2003, 2005 and 2007) were used to determine land cover … …American Journal of Environmental Sciences, Vol. 12, Issue 3 · 18 Jun 2016 · 8,844 accessesView PDFCite
Research ArticleOpen accessIn the abstractLocal Climate Trends and Farmers’ Perceptions in Southern Tigray, Northern EthiopiaM. G. Abrha, S. SimhadriThis study aimed to investigate changes in local climate, farmers’ perception to the change and factors affecting perception of farmers to climate change. For trend analysis, we gathered station based rainfall records for the period 1978-2012, while for perception analysis survey was carried out. 600 farming households were randomly selected from four districts using a multi-stage sampling method. Nonparametric analysis … …American Journal of Environmental Sciences, Vol. 11, Issue 4 · 8 Oct 2015 · 7,926 accessesView PDFCite