Volume 10, Issue 4 (2014) | American Journal of Environmental Sciences

INFLUENCE OF REACTION TEMPERATURE AND REACTION TIME ON PRODUCT FROM HYDROTHERMAL TREATMENT OF BIOMASS RESIDUE

Jakaphong Kongpanya — 2014-06-02

American Journal of Environmental Sciences, Published online: 2 June 2014; doi:10.3844/ajessp.2014.324.335

Thailand is facing with problems associated with biomass residue such as palm oil residues (oil palm trunks, oil palm fronds, empty fruit bunches, shells and fibers). Biomass is promising source for t...

PREPARATION OF ACTIVATED CARBON FROM PALM OIL SHELL BY CHEMICAL ACTIVATION WITH Na₂CO₃ AND ZnCl₂ AS IMPRENATED AGENTS FOR H₂S ADSORPTION

Kanokorn Hussaro — 2014-06-17

American Journal of Environmental Sciences, Published online: 17 June 2014; doi:10.3844/ajessp.2014.336.346

Hydrogen Sulfide (H2S, rotten-egg) is one of the major environmental pollutants having its sources in natural and anthropogenic activities. It’s had smell gas produced by anaerobic digestion in acid...

GEOPHYSICAL AND LABORATORY STUDIES OF THE SPREAD AND QUALITY OF THE ODUKPANI LIMESTONE DEPOSIT

T. E. Chidomerem — 2014-06-20

American Journal of Environmental Sciences, Published online: 20 June 2014; doi:10.3844/ajessp.2014.347.356

The Odukpani limestone deposit has been investigated using geophysical and laboratory techniques with the aim of generating information on its spread and quality. Information generated from the analys...

TURNING WASTE INTO USABLE PRODUCTS: A CASE STUDY OF EXTRACTING CHITOSAN FROM BLUE CRAB

Camille Webster — 2014-06-24

American Journal of Environmental Sciences, Published online: 24 June 2014; doi:10.3844/ajessp.2014.357.362

The purpose of this project was to develop a practical and cost efficient alternative to the current disposal of seafood waste in the North Florida region. Fortuitously, due to an unusually high turno...

HEAVY METAL ANALYSIS IN RED OAK (QUERCUS RUBRA) POPULATIONS FROM A MINING REGION IN NORTHERN ONTARIO (CANADA): EFFECT OF SOIL LIMING AND ANALYSIS OF GENETIC VARIATION

Anh Tran — 2014-06-25

American Journal of Environmental Sciences, Published online: 25 June 2014; doi:10.3844/ajessp.2014.363.373

Understanding the dynamic of metals in soil and plants and population diversity in Northern Ontario is essential in determining progress toward ecosystem sustainability in reclaimed sites. The objecti...

EVALUATION OF BIOMASS, INDIAN JUJUBA SEED (IJS) FOR REMOVAL OF CONGO RED

L. Sivaramakrishna — 2014-06-30

American Journal of Environmental Sciences, Published online: 30 June 2014; doi:10.3844/ajessp.2014.374.382

The present investigation deals with the removal of Congo Red (CR) from aqueous solution by using Indian Jujuba Seed (IJS) as low-cost biosorbent. The effect of pH and size experimental parameters has...

COUPLED NITROGEN AND OXYGEN ISOTOPE STUDY OF NITRATE AT A RURAL UNLINED LANDFILL IN WESTERN VICTORIA, AUSTRALIA

John W. Moreau — 2014-06-30

American Journal of Environmental Sciences, Published online: 30 June 2014; doi:10.3844/ajessp.2014.383.390

Understanding of site-scale physical and chemical heterogeneities will inform remediation strategies for unlined rural landfills worldwide. The aim of this study was to characterize potential sources ...

ASSESSMENT OF OIL PALM PLANTATION AND TROPICAL PEAT SWAMP FOREST WATER QUALITY BY MULTIVARIATE STATISTICAL ANALYSIS

Seca Gandaseca — 2014-07-03

American Journal of Environmental Sciences, Published online: 3 July 2014; doi:10.3844/ajessp.2014.391.402

This study reports the spatio-temporal changes in river and canal water quality of peat swamp forest and oil palm plantation sites of Sarawak, Malaysia. To investigate temporal changes, 192 water samp...

ASSESSING SOIL RESPIRATION AS AN INDICATOR OF SOIL MICROBIAL ACTIVITY IN RECLAIMED METAL CONTAMINATED LANDS

Kassandre Goupil — 2014-07-11

American Journal of Environmental Sciences, Published online: 11 July 2014; doi:10.3844/ajessp.2014.403.411

Mining, roasting as well as smelting of these elements have caused sulphur dioxide fumigations and metal particulate depositions which have led to various detrimental effects on the overall environmen...

AIR POLLUTION AND CLIMATE CHANGE IN LAGOS, NIGERIA: NEEDS FOR PROACTIVE APPROACHES TO RISK MANAGEMENT AND ADAPTATION

Akinola A. Komolafe — 2014-07-12

American Journal of Environmental Sciences, Published online: 12 July 2014; doi:10.3844/ajessp.2014.412.423

The significance of air pollution as one of the contemporary issues and accelerating factors that propel climate change in both developed and developing countries cannot be overemphasized. The problem...