Volume 9, Issue 4 (2013) | American Journal of Environmental Sciences

Bed-Load Sediment Profile and Effect of River Bank Erosion on River Cross-Section

Mohd Ekhwan Toriman — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.292.300

The processes of lateral and riverbank erosion are among the elements of river morphology dynamic resulting from natural processes and human activities. This process has been studied in detail through...

Status of Soil Microbial Population, Enzymatic Activity and Biomass of Selected Natural, Secondary and Rehabilitated Forests

K. S. Daljit Singh — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.301.309

Substantial clearance of forests and conversion of forest into various land use types contribute to deterioration of soil fertility and associated nutrients loss. Soils from natural and rehabilitated ...

Growth Performance, Biomass and Phytoextraction Efficiency of Acacia mangium and Melaleuca cajuputi in Remediating Heavy Metal Contaminated soil

Shibli Nik Mohd — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.310.316

Heavy metals are very toxic and soil contaminated with sewage sludge urgently need remediation in order to avoid related health hazards. Phytoremediation is a low cost and reliable technique to remedi...

Phylogenetic Study of Some Strains of Dunaliella

Duc Tran — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.317.321

Dunaliella strains were isolated from a key site for salt production in Vietnam (Vinh Hao, Binh Thuan province). The strains were identified based on Internal Transcribed Spacer (ITS) markers. The phy...

Effectiveness of Photocatalytic Decolourization of Reactive Red 120 Dye in Textile Effluent Using UV/H₂O₂

Rishi Ananthashankar — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.322.333

The effectiveness of Advanced Oxidation Process (AOP) for degradation of reactive red 120 dye in aqueous solutions was tested in this present study. Ten different concentrations of the reactive red 12...

Petrochemical Supply Chain’s Share in Emission of Green House Gases, Case Study: Shazand Petrochemical Complex

Naser Moharamned — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.334.342

In this study petrochemical supply chain shares in global warming is studied by monitoring carbon footprint during manufacturing and distribution phase. For identification and measurement of carbon em...

Livelihood Opportunities Through Sericulture a Model of Gharghoda Tribal Block, Raigarh Dist

S. K. Dewangan — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.343.347

Livelihood generation is one of the major potentials of sericulture and silk industry. Sericulture has emerged as the most important cash crop with minimum investment, low gestation period, high emplo...

Bioremediation of Petroleum Hydrocarbon-Polluted Mangrove Swamps Using Nutrient Formula Produced From Water Hyacint (Eicchornia crassipes)

Frank Anayo Orji — 2013-08-28

American Journal of Environmental Sciences, Published online: 28 August 2013; doi:10.3844/ajessp.2013.348.366

Laboratory-scale studies were carried out using a nutrient formula produced from Eicchornia crassipes plant to achieve bioremediation of crude oil impacted mangrove soil. In a 70 day study, the cultur...

An Approach to the Model use for Measuring Suspended Sediment Yield in Ungauged Catchments

Sokchhay Heng — 2013-09-11

American Journal of Environmental Sciences, Published online: 11 September 2013; doi:10.3844/ajessp.2013.367.376

Different types of water resources studies require the information of Suspended Sediment Yield (SSY) in different time resolutions. In ungauged watersheds where hydrometeorogical time series are not a...

Biosorption of Textile Dye Using Immobilized Bacterial (Pseudomonas aeruginosa) and Fungal (Phanerochate chrysosporium) Cells

Natarajan Saravanan — 2013-09-16

American Journal of Environmental Sciences, Published online: 16 September 2013; doi:10.3844/ajessp.2013.377.387

Wastewater containing dyes presents a serious problem due to its high toxicity which leads to creating enormous environmental pollution and ecological hazards. Therefore the removal of the high stable...