New Water Policy and Practice Volume 1, Number 2 - Spring 2015 | Page 46

Environmental Pollution Potential within the Burl River Basin of Liberia, West Africa concerns. Ophelia 41:199-219 Oki, Taikan and Shinjiro Kanae. 2006. Global Hydrological Cycles and World Water Resources. Science Vol. 313. no. 5790, pp. 1068 – 1072. DOI: 10.1126/science.1128845 Palmer M., Lettenmaier, D., Poff, N., Postel, L., Richter, B. and Warner R. 2009. Climate Change and River Ecosystems: Protection and Adaptation Options. Environmental Management, 44(6) pp, 1053-1063 Paerl, H. W. 2009. Controlling eutrophication along the freshwater-marine continuum: Dual nutrient (N AND P) reductions are essential. Estuaries and coasts (2009) 32:593601 DOI 10.1007/s12237-009-9158-8 Pruss, A. and Havelaar, A. 2006. The Global burden of disease study and applications in water, sanitation and hygiene. In: water eds. Fewtrell, L. and Bartram, J.) pp.43-60, London, UK: IWA Publishing (0n behalf of the WHO), UK Smith, K. G. 1950. Standards for grading textures of erosional topography. American Journal of Science, 248(9) pp 655-668 Strahler, A. N. 1957. Watershed Geomorphology Transactions – American Geophysical Union, 38(6), 913-920 Sauer, A., Schanze, J. and Walze, U. 2007. Development of a GIS-based risk assessment methodology for flood pollutants. In Gomez, J., Sonnenschein, M., Muller, M., Welscch, H. and Routenstrauch, C., eds. Information technologies in Environmental Engineering. Berlin: Springe pp. 357-366 Turner, R.E., Nancy, N.N., Justic, D and Dortch, Q. 2003. Future aquatic nutrient limitations. Mar pollute Bull 2003b, 46:1032-4 UNDP. 2006. State of the Environment Report for Liberia 2006, United Nations Development Programme: Monrovia, Liberia Ustmul, Z. and Czekierda, D. 2005 Application of GIS for development of climatological air temperature maps: An example from Poland. Meteorology. Appli., 12, 43-50 Wel Van der, F. J. M. 2005. Spatial data infrastructure for meteorological and climate data. Meteorology. Appli., 12, 7-8. 45