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345 results for “Water Environment”
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Research ArticleOpen accessIn the abstractCurrent and Future Nanotech Applications in the Oil IndustryCocuzza Matteo, Pirri Candido, Rocca Vera, Verga FrancescaProblem statement: Nanotech applications in the oil industry are not completely new: nanoparticles have been successfully used in drilling muds for the past 50 years. Only recently all the other key areas of the oil industry, such as exploration, primary and assisted production, monitoring, refining and distribution, are approaching nanotechnologies as the potential Philosopher's stone for facing critical issues related … …American Journal of Applied Sciences, Vol. 9, Issue 6 · 13 Mar 2012 · 10,630 accessesView PDFCite
Research ArticleOpen accessIn the abstractMacroinvertebrate Communities Differences on Riverine Parts and Reservoirs of Zarrineh RiverR. Ahmadi, A. Aliyev, M. Seidgar et al.This study was conducted to identify present macro invertebrate’s fauna in reverine and reservoir parts of the Zarrinehrood River for fisheries purposes. The abundance and species composition of macro invertebrate were analyzed and compared in various parts of the Zarrinehrood River (west Azerbaijan, Iran) during November 2008-February 2009 to evaluate the rivers benthic fauna as a resource of fish and … …American Journal of Agricultural and Biological Sciences, Vol. 7, Issue 1 · 24 Feb 2012 · 8,153 accessesView PDFCite
Research ArticleOpen accessIn the abstractHistorical Changes in Polychlorinated Biphenyls Contaminated SedimentsViet D. Dang, David M. Walters, Cindy M. LeeProblem statement: PCBs contamination continues to pose a health risk to aquatic environments due to their recalcitrance and bioaccumulation. The Sangamo Weston/Twelvemile Creek/Lake Hartwell Superfund Site is an example of such a health risk as a result of PCBs discharged from a former capacitor manufacturing plant. We conducted a study in twelvemile creek (Clemson, SC, USA) to examine the temporal … …American Journal of Environmental Sciences, Vol. 8, Issue 1 · 25 Jan 2012 · 7,086 accessesView PDFCite
Research ArticleOpen accessIn the abstractFluctuations of Phytoplankton Community in the Coastal Waters of Caspian Sea in 2006Siamak Bagheri, Mashhor Mansor, Marzieh Makaremi et al.Problem statement: The Caspian Sea ecosystem has been suffered with many problems since 1980s. Aanthropogenic pollution from heavy metals, hydrocarbons, pesticides, changes in the quantity of nutrient inputs by rivers, are significant threats to biodiversity and biological resources such as plankton structure in the Caspian Sea. According to the significant of phytoplankton community in marine system. The state of the … …American Journal of Applied Sciences, Vol. 8, Issue 12 · 20 Oct 2011 · 8,460 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Nascent Development of Ecotourism in Lagong HillAh-Choy ErProblem statement: The nascent development of ecotourism in Lagong Hill faces an interesting challenge. The aim of this research note is to evaluate the nascent development of ecotourism in Lagong Hill, Malaysia based on the common core precepts of ecotourism. Approach: The research methods comprise of secondary data collection and field survey via an in-depth interview with selected key informants. … …American Journal of Applied Sciences, Vol. 7, Issue 12 · 31 Dec 2010 · 7,647 accessesView PDFCite
Research ArticleOpen accessIn the abstractFabrication of Composite Material from Sea Mussel Shells and White Clay as a Versatile SorbentSingto Sakulkhaemaruethai, Churairat Duangduen, Weraporn Pivsa-Art, Sommai Pivsa-ArtProblem statement: The removal of heavy metals contaminated in aqueous solution/wastewater has been causing worldwide concern. However, the adsorbent materials are usually limited due to their high cost and environmentally benign. To overcome the above-mentioned disadvantages, low-cost and effective adsorbents are in demand. Approach: In this study, the sea mussel shells/natural clay beads were prepared for using as low-cost sorbent … …Energy Research Journal, Vol. 1, Issue 2 · 31 Oct 2010 · 7,805 accessesView PDFCite
Research ArticleOpen accessIn the abstractUptake of Heavy Metals by Jatropha curcas L. Planted in Soils Containing Sewage SludgeParisa Ahmadpour, Azmi Mat Nawi, Arifin Abdu et al.Problem statement: The chemical pollution of soil has become a major source of concern and has posed serious health problems within the last few years in many developed nations. A variety of organic and inorganic pollutants, including heavy metals, are being mixed in with the cultivated soil and water. Sewage sludge was one of the major sources of enrichment of … …American Journal of Applied Sciences, Vol. 7, Issue 10 · 31 Oct 2010 · 10,271 accessesView PDFCite
Research ArticleOpen accessIn the abstractPesticide-Tolerant Bacteria Isolated from Agricultural Canals in the Lower Rio Grande Valley of South TexasSandra Puente Aguirre, Kristine L. LoweAtrazine and oxamyl are commonly-used pesticides in the Lower Rio Grande Valley of South Texas. Problem statement: Pesticides may become environmental contaminants due to overuse, runoff and other mechanisms and may impact non-target organisms and ecosystems. Pesticides may be degraded by indigenous microorganisms or by abiotic means. In this study, waterborne bacteria from agricultural canals were examined to assess potential … …OnLine Journal of Biological Sciences, Vol. 10, Issue 3 · 30 Sep 2010 · 7,611 accessesView PDFCite
Research ArticleOpen accessIn the abstractPotted Plants on Flat Roof as a Strategy to Reduce Indoor Temperature in Malaysian ClimateAsmat Ismail, Muna Hanim Abdul Samad, Abdul Malek Abdul RahmanProblem statement: The phenomenon of global warming or climate change has led to many environmental issues including higher atmospheric temperatures, intensive precipitation, increase greenhouse gaseous emission and of course increase indoor discomfort condition. Researchers worldwide collectively agreed that one way of reducing the impact of global warming is by implementing green roof technology which integrates vegetation, growing medium and water … …American Journal of Engineering and Applied Sciences, Vol. 3, Issue 3 · 30 Sep 2010 · 8,668 accessesView PDFCite
Research ArticleOpen accessIn the abstractFish Spoilage Mechanisms and Preservation Techniques: ReviewA. E. Ghaly, D. Dave, S. Budge, M. S. BrooksProblem statement: Spoilage of food products is due to chemical, enzymatic or microbial activities One-fourth of the world’s food supply and 30% of landed fish are lost through microbial activity alone. With the ever growing world population and the need to store and transport the food from one place to another where it is needed, food preservation becomes necessary in … …American Journal of Applied Sciences, Vol. 7, Issue 7 · 31 Jul 2010 · 59,853 accessesView PDFCite