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In many countries , this observance provides an opportunity to sign or ratify international conventions and sometimes leads to the establishment of permanent government structures dealing with environmental management and economic planning . The international community has a considerable and varied involvement in social and economic development in Africa . The most serious problems confronting cities and towns and their inhabitants include inadequate financial resources , and planning skills and capacities . AMCEN needs to identify scientific and technological gaps , particularly relating to environmental management , and should guide African governments in accessing appropriate indigenous and external technologies in order to enhance environmental management and economic development . Lawrence took as his heroes brooding Byronic types , men of the world , equally adept at the arts of love and war , intellectual but more importantly strong and brave and usually doomed to an early but unquestionably heroic death . Research on this subject has led to the conclusion that deforestation in Tanzania is not linked to issues of forestry alone ; it is intimately related to questions of public policies , and economic and social forces .