Global Journal of Science Frontier Research, H: Environment & Earth Science, Volume 23 Issue 2

C ontents of the Issue i. Copyright Notice ii. Editorial Board Members iii. Chief Author and Dean iv. Contents of the Issue v. Fellows vi. Auxiliary Memberships vii. Preferred Author Guidelines viii. Index 1. Systemic Approach and use of Models for Rehabilitation of Degraded Areas . 1-18 2. North-South Geographical Variation of Chromosome Polymorphism in Mexican Populations of Drosophila Pseudoobscura . 19-27 3. An Overview on Engineering Bio-Treatment Methods for Effluent in Food Processing Industries. 29-55 4. Exergetic Analysis in the Educational Field . 57-63 5. Wood Density Variations of Tropical Trees Differing in Shade-Tolerance and Leaf Phenology of the Congo Basin. 65-76 6. Assessment of Water Quality of the Nalerigu Dam in the East Mamprusi Municipality of the North East Region of Ghana. 77-85