ORIGINAL RESEARCH PAPER
1. Deposition of carbon nanotubes in commonly used sample filter media

B.D. Smith; S.B.H. Bach

Volume 1, Issue 3 , Summer 2015, Pages 189-198

http://dx.doi.org/10.7508/gjesm.2015.03.001

Abstract
  There is no single standard technique or methodology to characterize the size, structure, number, and chemical composition of airborne carbon nanotubes.  Existing analytical instruments and analytical techniques for evaluating nanoparticle concentrations cannot simultaneously provide morphology, ...  Read More

ORIGINAL RESEARCH PAPER
2. Phytotoxicity of methylene blue to rice seedlings

X.Z. Yu; Y.X. Feng; D.M. Yue

Volume 1, Issue 3 , Summer 2015, Pages 199-204

http://dx.doi.org/10.7508/gjesm.2015.03.002

Abstract
  Methylene blue is widely used in various industrial branches. Due to insufficient treatment, its occurrence in wastewater is frequently detected, which may result in serious environment problems to aquatic organisms. Hydroponic experiments were conducted with rice seedlings (Oryza sativa L. cv. XZX 45) ...  Read More

ORIGINAL RESEARCH PAPER
3. Comparative potential of black tea leaves waste to granular activated carbon in adsorption of endocrine disrupting compounds from aqueous solution

A.O. Ifelebuegu; J. E. Ukpebor; C. C. Obidiegwu; B. C. Kwofi

Volume 1, Issue 3 , Summer 2015, Pages 205-214

http://dx.doi.org/10.7508/gjesm.2015.03.003

Abstract
  The adsorption properties and mechanics of selected endocrine disrupting compounds; 17 β-estradiol, 17 α – ethinylestradiol and bisphenol A on locally available black tea leaves waste and granular activated carbon were investigated. The results obtained indicated that the kinetics of ...  Read More

ORIGINAL RESEARCH PAPER
4. Effect of the chemical nature of fixed-bed reactor support materials on bioreactor performance and biomass accumulation

B. Sen; M. Torrijos; P. Sousbie; J. P. Steyer

Volume 1, Issue 3 , Summer 2015, Pages 215-224

http://dx.doi.org/10.7508/gjesm.2015.03.004

Abstract
  This study investigated the effect, on reactor performance and biomass retention inside the bed, of the material used to make the supports of anaerobic fixed-bed reactors. Three inert supports of similar shape but made of three different materials polyvinyl chloride, polypropylene, high-density polyethylene ...  Read More

ORIGINAL RESEARCH PAPER
5. Priming of prosopis cineraria (L.) druce and acacia tortilis (forssk) seeds with fulvic acid extracted from compost to improve germination and seedling vigor

S. Gill; A. Al-Shankiti

Volume 1, Issue 3 , Summer 2015, Pages 225-232

http://dx.doi.org/10.7508/gjesm.2015.03.005

Abstract
  Composting of waste plant materials and its use in agriculture and landscape sites is an environmental friendly way of reducing waste material and conserving the environment. In this perspectives a survey has been performed at the Dubai based International Center for Biosaline Agriculture to compost ...  Read More

ORIGINAL RESEARCH PAPER
6. Equilibrium and kinetic study on chromium (VI) removal from simulated waste water using gooseberry seeds as a novel biosorbent

J. Aravind; G. Sudha;; P. Kanmani; A.J. Devisri; S. Dhivyalakshmi; M. Raghavprasad

Volume 1, Issue 3 , Summer 2015, Pages 233-244

http://dx.doi.org/10.7508/gjesm.2015.03.006

Abstract
  Gooseberry seed (Phyllanthus acidus) was used as an adsorbent to determine its feasibility for the removal of Cr(VI). Various parameters such as pH, temperature, contact time, initial metal concentration and adsorbent dosage were investigated to determine the biosorption performance. Equilibrium was ...  Read More

ORIGINAL RESEARCH PAPER
7. Biochar impact on physiological and biochemical attributes of Spinach (Spinacia oleracea L.) in nickel contaminated soil

U. Younis; M. Athar; S.A. Malik; M.H. Raza Shah; S. Mahmood

Volume 1, Issue 3 , Summer 2015, Pages 245-254

http://dx.doi.org/10.7508/gjesm.2015.03.007

Abstract
  Disastrous effect of nickel on spinach was discussed by number of authors but the effect of amendments like biochar with nickel on Spinacea oleraceaL. is not still discussed by any author of the world because biochar was used as soil amendments which play a vital role in reducing mobilization and uptake ...  Read More

REVIEW PAPER
8. Sub-critical water as a green solvent for production of valuable materials from agricultural waste biomass: A review of recent work

A. Shitu; S. Izhar; T. M. Tahir

Volume 1, Issue 3 , Summer 2015, Pages 255-264

http://dx.doi.org/10.7508/gjesm.2015.03.008

Abstract
  Agricultural waste biomass generated from agricultural production and food processing industry are abundant, such as durian  peel, mango peel, corn straw, rice bran, corn shell, potato peel and many more. Due to low commercial value, these wastes are disposed in landfill, which if not managed properly ...  Read More