Research ArticleOpen accessIn the abstractStrengthening Conservation in the Tropics: The Water Canon of Costa RicaFrancisco Benavides, John N. VeenstraProblem statement: The tropics contain primary forests with a significant value for society, as they provide services such as carbon sequestration, soil conservation, bio-prospecting, water storage and others. Competing land uses have not favored conservation during the last several decades and therefore the need for an effective public policy instrument to curtail forest loss is evident. Approach: This article analyzed … …American Journal of Environmental Sciences, Vol. 5, Issue 2 · 30 Apr 2009 · 6,910 accessesView PDFCite
Research ArticleOpen accessIn the abstractApplying Simulated Annealing For Optimal Operation of Multi-Reservoir SystemsF. Khodabakhshi, A. R. Ghirian, N. KhakzadThe need to optimize the operation of water reservoirs is an issue that is becoming increasingly a concern for water resources planners in developing countries. This issue particularly becomes more significant in large systems with multiple reservoirs where operation of one reservoir has an impact on the others. In other word, the set of reservoirs in these systems act like … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 1 · 31 Mar 2009 · 7,620 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Typical Case Study: Solid Waste Management in Petroleum RefineriesJadea S. Alshammari, Fatma K. Gad, Ahmed A.M. Elgibaly, Abdul Rehman KhanThe current environmental concerns have forced developed and developing countries to reduce air, water and land pollution for sustainable growth. Solid refinery waste is cocktail of hydrocarbons, water, heavy metal and fine solids and is substantial in quantity. The principal processes of waste management focus mainly on waste source reduction, reusing, recycling, composting, incineration with or without energy recovery, fuel … …American Journal of Environmental Sciences, Vol. 4, Issue 4 · 31 Aug 2008 · 9,767 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Cost Estimation Model for Repair Bridges Based on Artificial Neural NetworkMohamed Bouabaz, Mounir HamamiEstimating the total cost of bridges repair and maintenance with high accuracy is an important components, and points to a need for a cost estimation model. This paper focuses on the development of a more accurate estimation model for repair and maintenance of bridges in developing countries using artificial neural networks. Cost and design data for two categories of repair … …American Journal of Applied Sciences, Vol. 5, Issue 4 · 30 Apr 2008 · 7,298 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluating the Implementation and Effectiveness of GIS-Based Application in Secondary School Geography LessonsAli DemirciThe purpose of the study was to investigate the barriers preventing the use of Geographic Information Systems (GIS) in secondary school geography lessons and to determine its effectiveness on students’ success. A workshop focusing on ways to implement GIS-based application in the classroom for 14 teachers from nine high schools was conducted in 2006. The teachers were given GIS software, … …American Journal of Applied Sciences, Vol. 5, Issue 3 · 31 Mar 2008 · 8,110 accessesView PDFCite
Research ArticleOpen accessIn the abstractConsequence on Treatment of TB Patients Affected by HIV/AIDS A Conceptual ResearchSarder N. Uddin, S. J. Hossain, Md. N. Huda et al.Mycobacterium tuberculosis is an ancient malady, which is one of the world’s most wide spread infectious bacterial agents. Fully one-third of the world’s population is already infected with Mycobacterium tuberculosis, with the greatest burden of disease and infection borne by people in developing countries. Tuberculosis disease is still out of control. Alarming spread of Human Immunodeficiency Virus (HIV) and emergence … …American Journal of Infectious Diseases, Vol. 2, Issue 4 · 31 Dec 2006 · 7,017 accessesView PDFCite
Research ArticleOpen accessIn the abstractOn Application of Carhart Atom Pairs to Predict Anticonvulsant ActivityAlan Talevi, Julian J. Prieto, Luis E. Bruno-Blanch, Eduardo CastroAbout 50 million people in the world suffer from epilepsy, especially in childhood, adolescence and old age. Available treatment fails to control epilepsy in up to 30% of affected people. In developing countries, however, the amount of patients that do not receive adequate treatment climbs up to 75%. Moreover, the new generation of antiepileptic drugs (AEDs) causes important central and … …American Journal of Biochemistry and Biotechnology, Vol. 2, Issue 3 · 30 Sep 2006 · 6,857 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Role of an Environmental Management in Improving of Competition in Manufacturing CompaniesTalal M. BatainehEnvironmental management approach is the way that used to integrate the environmental considerations in the management operation and decision making operation in under developing countries, especially in this conditions, which are full of competition and continuously changes. So, implementation of environmental management approach is a very important action, because it has a positive effects on the function of the entity … …Journal of Social Sciences, Vol. 2, Issue 2 · 30 Jun 2006 · 7,193 accessesView PDFCite
Research ArticleOpen accessIn the abstractImpact Analysis of Irrigation Projects: an Application of Contingent Valuation MethodAnastasios MichailidisWater supply in rural and urban areas is an issue of primary concern, especially in developing countries. The objective of this study is to estimate some socioeconomic and environmental values of three irrigation lakes, constructed at Panagitsa village (Region of Central Macedonia, Prefecture of Pella). The study area is characterized, especially during the summer session, of limited water supply for … …American Journal of Agricultural and Biological Sciences, Vol. 1, Issue 1 · 31 Mar 2006 · 7,815 accessesView PDFCite