Volume 4, Issue 5 (2008) | American Journal of Environmental Sciences

Using a Simulation Tool to Model the Ground Level Concentrations of Green House Gases Emitted by Flaring in Petroleum Production in Kuwait Oilfields

Khaireyah Kh. AL-Hamad — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.420.438

Air pollution and its effects on the ecosystem has been a source of concern for many environmental pollution organizations in the world. In particular climatologists who are not directly involved in p...

Managing Air in Olympic Cities

Qing Wen Tian — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.439.444

The 21st century Olympic Agenda aims to align itself with the concept of sustainable development and has driven improved environmental quality in host cities, such as the Green Games in Sydney 2000 an...

Prediction of the Daily Mean PM₁₀ Concentrations Using Linear Models

J. C.M. Pires — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.445.453

The performance of five linear models to predict the daily mean PM10 concentrations was compared. The linear models proposed were: (i) multiple linear regression; (ii) principal component regression; ...

Recent Trends in Ozone and Particle Concentrations in the Sydney (Australia) Airshed

Merched Azzi — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.454.461

An overview is presented of changes in ground level ozone and atmospheric fine particles determined using ambient monitoring data collected at selected locations in Sydney, Australia. After removing s...

Potential Photooxidation Pathways of Dicarboxylic Acids in Atmospheric Droplets

L.M. Yang — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.462.466

Low molecular weight (LMW) dicarboxylic acids (DCAs) have received increasing attention because of their hygroscopic properties and capability of acting as cloud condensation nuclei (CCN). Based on th...

Prediction of Sulfur Dioxide (SO₂) Concentration Levels from the Mina Al-Fahal Refinery in Oman Using Artificial Neural Networks

Sabah A. Abdul-Wahab — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.473.481

In this investigation, two Artificial Neural Network (ANN) models were applied for predicting ground-level sulfur dioxide (SO2) in the Sultanate of Oman in order to provide an early warning advisory f...

Analysis and Optimization of Carbon Dioxide Emission Mitigation Options in the Cement Industry

Mohammed Ba-Shammakh — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.482.490

The cement industry is responsible for approximately 5% of global anthropogenic carbon dioxide emissions emitting nearly 900 kg of CO2 for every 1000 kg of cement produced. Effective control strategie...

Impact of Green House Gases (GHG) Emissions from Oil Production Facilities at Northern Kuwait Oilfields: Simulated Results

Khaireyah Kh. AL-Hamad — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.491.501

Sulfur Recovery from Acid Gas Using the Claus Process and High Temperature Air Combustion (HiTAC) Technology

Mohamed Sassi — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.502.511

Sulfur-bearing compounds are very detrimental to the environment and to industrial process equipment. They are often obtained or formed as a by-product of separation and thermal processing of fuels co...

Simulation of Wind Field in Tehran Using Hybrid Diagnostic and Prognostic Models

M. Shafie-Pour — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.512.521

This article concentrates on Wind Field Simulation in a mega city such as Tehran which is home to nearly 10 million inhabitants. The necessity of having a comprehensive knowledge about the wind field ...

Environmental Impact Assessment for Potential Continuous Processes for the Production of Carbon Nanotubes

Aditi Singh — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.522.534

As an emerging discipline, nanotechnology has the potential to improve environmental sustainability through its application in pollution prevention, treatment, remediation, etc. One challenging issue ...

Comparison and Parametric Study of Flameless Oxidation in a Gas Turbine Using Two Kinetics Mechanisms

Mohamed Hamdi — 2008-10-31

American Journal of Environmental Sciences, Published online: 31 October 2008; doi:10.3844/ajessp.2008.535.543

The so-called "Flameless Oxidation" is a novel combustion mode, in which combustion products are re-circulated and mixed into the fresh incoming fuel and air streams. This reduces the concentration of...