TY - BOOK AU - Ngoma, Charles E. TI - Carbon trading mechanism in semi-arid areas of North-Western Tanzania: a case study of Kahama district AV - HT166 .K34N46 2012 PY - 2012/// CY - Dodoma PB - The University of Dodoma KW - Carbon Trading KW - Semi-arid areas N1 - Includes references ER -