Research ArticleOpen accessIn the abstractLONG-REACH OPTICAL ACCESS NETWORKS (LR-OANS): A PROMISING CANDIDATE FOR FUTURE OPTICAL ACCESSI.M.M. Mohamed, M.S. Ab-RahmanThe ever-increasing demand for broader bandwidth per user, which results from the continuous development of new bandwidth-hungry services and applications, creates the motivation to upgrade the currently deployed Time-Division Multiplexing Passive Optical Networks (TDM-PONs) to Next-Generation Optical Access Networks (NG-OANs). Beside the need for more bandwidth per user, a further extension in the range and an increase in the split … …American Journal of Applied Sciences, Vol. 11, Issue 9 · 15 Aug 2014 · 6,708 accessesView PDFCite
Research ArticleOpen accessIn the abstractNutrient Composition of Dandelions and its Potential as Human FoodAbdel E. Ghaly, Deepika Dave, Nesreen MahmoudTwo thirds of the world’s populations are suffering from protein malnutrition and about 36 million people die every year due to hunger. Expansion of present agriculture practices into marginal land is not expected to solve the problem of increasing the food supply. New methods of feeding the ever increasing world population must be developed. The aim of the study was … …American Journal of Biochemistry and Biotechnology, Vol. 8, Issue 2 · 22 Jun 2012 · 10,956 accessesView PDFCite
Research ArticleOpen accessIn the abstractEcological Monitoring of Danube water Quality in Budapest RegionHosam E.A.F. Bayoumi Hamuda, Istvan PatkoProblem statement: Serious health problems and other economic costs related to water treatment, remediation and locating a new water supply, become an evidence of water pollution caused by human activities. The main problems of the Danube River basin are associated with nutrients, organic pollution and hazardous pollutants. The aim of the study is to assess the surface water of the … …American Journal of Environmental Sciences, Vol. 8, Issue 3 · 5 Apr 2012 · 9,033 accessesView PDFCite
Research ArticleOpen accessIn the abstractImportace of the International Council of Environmental Engineering EducationIstvan PatkoProblem statement: Due to the climatic changes and the ecological variations of the biosphere, global natural resources including the atmosphere, hydrosphere, lithosphere, biodiversities, genetic resources and energy, radiation, electric charge and magnetism, must be safeguarded for the benefit of present and future generations through careful planning and management as appropriate. Approach: The main points of the International Council of Environmental … …American Journal of Environmental Sciences, Vol. 8, Issue 3 · 27 Mar 2012 · 7,538 accessesView PDFCite
Research ArticleOpen accessIn the abstractNutrition in Tertiary Education: Biological and Social ApproachesG. A. Fragkiadakis, C. Papandreou, K. GkouskouProblem statement: Human Nutrition, a necessary component of health-education, studies the food-depended growth/maintenance of the human body. To approach what nutritionists will need to apply in the 21st century, we searched the literature for new syllabus-fields. Approach: We detected fields likely to play a significant and innovative role in university teaching of Human Nutrition; then tried a synthesis of biological … …Journal of Social Sciences, Vol. 8, Issue 2 · 18 Feb 2012 · 8,595 accessesView PDFCite
Research ArticleOpen accessIn the abstractBiofortification of Food with MicroelementsKatarzyna Chojnacka, Marcin Mikulewicz, Jerzy CieplikProblem statement: Recently a particular attention was paid to the issue of microelement hunger, also termed hidden hunger. The problem was of global significance, since was related with the public health and concerns over 2 billion people. Approach: The study discusses the state of the art in the research on food biofortification as the sustainable solution to cope with micronutrient … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 4 · 28 Dec 2011 · 8,040 accessesView PDFCite
Research ArticleOpen accessIn the abstractRising Food Insecurity: Dimensions in Farm HouseholdsOkezie Chukwukere Austin, Aloysius Chidi Nwosu, Amir Hussin BaharuddinProblem statement: Nigeria runs the risk of slowing further progress toward the achievement of MDG-1 to eradicate extreme hunger and poverty; the fourth goal, to reduce child mortality since over 30% of child deaths are attributable to malnutrition and the fifth goal relating to reduction in maternal mortality. This study evaluated the manifestation of food insecurity in households in Abia … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 3 · 16 Aug 2011 · 8,091 accessesView PDFCite
Research ArticleOpen accessIn the abstractFood Security among Households: Evidence from Rice Consumers in Igbemo RegionJ. O. BasorunProblem Statement: Less than half the rice consumed in Nigeria was produced locally. Following the sudden rise in the price of imported rice since 2007, Nigerians, no doubt, have faced great risk of increase in the number of hungry by many millions of people. This study unveiled the challenges faced by rice consumers in a rice producing region in Ekiti … …Journal of Social Sciences, Vol. 6, Issue 1 · 31 Mar 2010 · 7,999 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Role of Competition in Today's Hong Kong The Views of Hong Kong Chinese Adolescents in Comparative PerspectiveDavid WatkinsOpen-ended responses to the question "what kind of role does competition play in Hong Kong today?" were obtained from 257 senior Hong Kong secondary school students aged 16-18 years. Content analysis showed the respondents viewed competition in terms of the areas in which competition was involved, the importance of such competition, and the value of this competition. Their views of … …Journal of Social Sciences, Vol. 2, Issue 3 · 30 Sep 2006 · 8,326 accessesView PDFCite