TY - BOOK AU - Stahl,Michael ED - United Nations Research Institute for Social Development. TI - Constraints to environmental rehabilitation through people's partici pation in the Northern Ethiopian Highlands / U1 - 363.70963 PY - 1990/// CY - Geneva : PB - United Nations Research Institute for Social Development , KW - Environmental degradation KW - Ethiopia, Northern Highlands KW - Citizen participation KW - Soil erosion KW - Africa KW - Soil conservation KW - Ethiopia KW - Environmental protection N1 - Includes bibliographical references (p. 19-21) ER -