Effects of peri-urban land use changes on forest ecosystem services: the case of settlements surrounding Pugu and Kazimzumbwi forest reserves in Tanzania

Type Journal Article - Journal of Geography and Geology
Title Effects of peri-urban land use changes on forest ecosystem services: the case of settlements surrounding Pugu and Kazimzumbwi forest reserves in Tanzania
Author(s)
Volume 6
Issue 4
Publication (Day/Month/Year) 2014
Page numbers 231-240
URL http://www.ccsenet.org/journal/index.php/jgg/article/viewFile/42774/23456
Abstract
Peri-urban settlements constitute foci of urban expansion in most cities of the developing world. They provide
livelihood opportunities by exploiting adjacent resources such as forest products, land and water. Yet they
constitute a conflicting zone of development whereby urban and rural livelihoods compete for space. This paper
examines the effects of peri-urban land-use changes on forest ecosystem services from Pugu and Kazimzumbwi
forest reserves. Land use changes were analysed using series aerial photographs of between 1975 and 2012. This
was complemented with participatory resource mapping, focus group discussion and key informant interviews to
identify and qualify changes in ecosystem services over the period of 37 years. Literature review was also used
to capture non-spatial data. Results indicate that there has been tremendous change in built-up area surrounding
the forest reserve. It increased from 608.78 hectares in 1975 to 4,933.51 hectares in 2012 representing an
increase from 2.4 to 19.1 percent. The same trend pervaded residential and the reverse for open land uses. These
changes have resulted into disappearance of ecosystem services (plant and animal species, honey and wax
production, mushrooms and water resources). The remaining forest ecosystem services are likely to completely
disappear in few years if protection and conservation measures will not be stepped up. Guided land use plans for
all areas surrounding the forest reserves and decentralized forest management have been recommended to
facilitate restoration of forest services.

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