Volume 5, Issue 1 (2009) | American Journal of Environmental Sciences

Reducing the Environmental Impact of Olive Mill Wastewater

Awni Khatib — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.1.6

Problem Statement: A research was needed to monitor the environmental impact of olive mill wastewater (OMW): production and relative production of olive mill waste. This was achieved by collecting dat...

The Role of Pioneer Vegetations in Accelerating The Process of Natural Succession

Normaniza Osman — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.7.15

Problem Statement: Even though bioengineering technique has been regarded as one way to alleviate landslide and erosion problems, this process of revegetation is severely time consuming as the process...

Physical and Biological Responses of Forests to Tropical Cyclones Affecting the United States Atlantic Ocean and Gulf of Mexico Coasts

Krista Merry — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.16.32

Problem Statement: Natural resources within the southern United States have repeatedly been subjected to the impact of tropical cyclones. While the frequency of tropical cyclones hitting either coas...

Improvement of Biohydrogen Production under Increased the Reactor Size by C. acetobutylicum NCIMB 13357

Hisham Salem Alshiyab — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.33.40

Problem statement: One of the main factors influenced the bacterial productivity and total yield of hydrogen is the partial pressure of produced gas. A novel solution to enhance the bacterial producti...

Investigation of Cadmium (II) Ions Biosorption onto Pretreated Dried Activated Sludge

R. Darvishi Cheshmeh Soltani — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.41.46

Problem statement: Heavy metals have been one of hazardous components in industrial effluents that can be damaged on the environment by discharging uncontrolled wastewater. The aims of this investigat...

Antibiotic Resistance of Escherichia Coli Isolated From Poultry and Poultry Environment of Bangladesh

Muhammad Ali Akond — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.47.52

Problem statement: Increased emergence in microbial resistance to antibiotics is a growing problem in Bangladesh, a tropical country with a large agrarian population having limited medical facilities....

Diffusion of Radioactive Materials in the Atmosphere

Abdul-Wali Ajlouni — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.53.57

Problem statement: The dispersion of radioactive materials in the environment related to escaping of noble gases, halogens and aerosols of non-volatile radioactive materials, from the reactor containm...

Climate Change in Jordan: A Comprehensive Examination Approach

Moshrik R. Hamdi — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.58.68

Problem statement: Jordan is experiencing harsh water shortage in different parts of the country due to high fluctuations in annual precipitation; the only source of water. In addition, heat waves ar...

Modeling of Activated Sludge Floc Characteristics

Ibrahim H. Mustafa — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.69.79

Problem Statement: The activated sludge system needs to improve the operational performance and to achieve more effective control. To realize this, a better quantitative understanding of the biofloc c...

Effect of Environmental Parameters on hydrogen Production using Clostridium Saccharoperbutylacetonicum N1-4(ATCC 13564)

Walid M. Alalayah — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.80.86

Problem statement: Hydrogen gas production by Clostridium can be improved by several ways through media formulation, or suitable environment condition. This study was carried out to investigate the en...

An Analysis of Urban Land Development Using Multi-Criteria Decision Model and Geographical Information System (A Case Study of Babolsar City)

Sedigheh Lotfi — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.87.93

Problem Statement: The unplanned physical expansion of cities has been one of the most important problems of urban management in developing countries. Iran, like other developing world has experienced...

Microbial Response to the Application of Amendments in a Contaminated Soil with Trace Elements

A. Branzini — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.94.98

Problem Statement: The anthropogenic activities can cause adverse effects in soils, increasing in some situations trace elements contents, impacting negatively both the microbial biomass and activity....

Wastewater Treatment Using Horizontal Subsurface Flow Constructed Wetland

S. Sarafraz — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.99.105

The last few decades witnessed sharp focus on environment pollution and its impact on life in nature. Wetlands can be used for biological treatment of wastewater. Problem statement: Scarcity of wate...

Exploring the Reuse Potential of Chemical Sludge from Textile Wastewater Treatment Plants in India-A Hazardous Waste

Hema Patel — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.106.110

Problem statement: This study was conducted to explore the reuse potential of the chemical sludge (considered as hazardous waste as per Indian Government Hazardous Waste Management Rules) generated fr...

Seasonal Distribution of Organic Carbon in the Surface Sediments of the Terengganu Nearshore Coastal Area

S. Hasrizal — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.111.115

Problem statement: The distribution of organic carbon in the surface sediment is a crucial indicator for current productivity in the ocean especially in the nearshore area. The difference of organic c...

Vegetation Dynamics Depending on Ecological Particularities of Bozanta Mare (Maramures County-Romania) Tailing Pound: Case Study

Monica Marian — 2009-02-28

American Journal of Environmental Sciences, Published online: 28 February 2009; doi:10.3844/ajessp.2009.116.123

The present study followed an ecological demarche of reintegration in the scenary through revegetation of an anthropic ground, consisting in a waste pond formed from the flotation activity of non-ferr...