Conserving Biodiversity in East African Forests: A Study of by W.D. Newmark

By W.D. Newmark

Tanzania is without doubt one of the such a lot biologically assorted countries on the planet. touring from west to east throughout Tanzania, one encounters an enormous array of ecosystems and species. starting at Lakes Victoria, Tanganyika, and Nyasa that shape a lot of the western boundary of Tanzania, one reveals the main various and a few of the main unbelievable concentrations of endemic fish in any of the world's lakes. relocating extra inland from the lakes, one meets the woodlands and plains of Serengeti, Ngorongoro, Tarangire, and Lake Manyara. The assemblages and pursuits of huge mammals in those safe parts are unheard of around the globe. touring but extra to the east, one involves Mount Kilimanjaro, the top mountain in Africa. Mount Kilimanjaro is of adequate top not to purely comprise seven significant plants zones, but in addition keep everlasting glaciers. eventually, almost immediately ahead of arriving on the Indian Ocean, one encounters the jap Arc Mountains, a chain of remoted and geologically historical mountains, which as a result of their top and proximity to the Indian Ocean intercept enough precipitation to aid, in lots of parts, wet tropical woodland. The japanese Arc Mountains are one of the richest websites biologically in all of Africa and harbor strangely excessive concentrations of endemic species - species whose geographic distribution are constrained to those mountains. regrettably, a lot of Tanzania's biodiversity is threatened via habitat alteration, destruction, and exploitation. The japanese Arc forests face essentially the most serious threats to any of Tanzania's biologically precise sites.

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1998) are found in the Eastern Arc Mountains. 1), reptiles, mollusks, insects, shrubs, grasses, and forbs occurring in the Eastern Arc Mountains could be classified as globally threatened, but our lack of knowledge about these organisms hinders their listing (Fig. 7). 5) are based largely upon the work of Mace and Lande (1991) and Mace et al. 5. mCN Red List criteria for threatened species. A species may be defined as critically endangered, endangered, or vulnerable based upon one of five population traits.

As a result of this deteriorating situation, the central government was forced to ban in September 1989 all logging in the Amani Division (Tye 1993a). Fortunately, since the early 1990s, the incidence of illegal logging has declined dramatically in the Amani Division in the East Usambara Mountains, due in large part to the efforts of the East Usambara Conservation Area Management Programme (see Chap. 6). Commercial logging, both legal as well as illegal, occurs in all of the Eastern Arc Mountains.

This plant is also thought to contain a powerful anti-fungal compound. 2 Food Plants Wild plants and mushrooms comprise an integral and significant proportion of the diets of many people living in the Eastern Arc Mountains. Flueret (1979a,b) studied the diets of residents in three villages in the West Usambara Mountains during the mid-1970s. She found that the single most common accompaniment to the staple high carbohydrate diet of maize and cassava is green leafy plants - which are referred to in Swahili as michicha.

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