Agricultural Sciences

Biodiversity of West African Forests: by L. Poorter, F. Bongers, F.N'. Kouamý, Visit Amazon's W.D.

By L. Poorter, F. Bongers, F.N'. Kouamý, Visit Amazon's W.D. Hawthorne Page, search results, Learn about Author Central, W.D. Hawthorne,

This electronic rfile is a magazine article from wooded area Ecology and administration, released by means of Elsevier in 2004. the item is added in HTML layout and comes in your Media Library instantly after buy. you could view it with any net browser.

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Forested areas are by default considered part of State Domain, although they are in principal “vacant and ownerless”. Forest exploitation in the permanent State Domain is subject to a temporary exploitation permit allocated by decree for a unitary area of 2500 ha (5 x 5 km) and for periods of 5, 10, or 15 years. Since 1978, the State Domain forest is divided into a permanent domain of the State (either “forêts classées” or forests awaiting classification) and a rural forest domain (space under economic utilisation).

2). The distribution of the forested areas is heterogeneous: some blocks have maintained a forested character despite their proximity to urban centres (Agboville region), while some isolated blocks have long ago lost their forests (Hiré region). Some “forêts classées” in the studied blocks are devoid of all forest. Although a large proportion of forest is still found in the form of large 24 Deforestation at various scales West African scale West Africa is widely recognised as highly significant for the biodiversity conservation of the African dense forests (Conservation International 2001).

At the same level, we have shown that deforestation is much less significant in the Abidjan region than in the Taï region where people prefer to clear large portions of forest to appropriate them even if they will not cultivate them right away. Local scale We characterised the changes in the forest cover by analysing the size distribution of the forest areas. The eight blocks of 20 x 20 km under study all showed a significant area occupied by small forest tracts of less than 8 ha in size. These attain 30% of the overall forested area.

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