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Environmental Sciences

Independent Study Project (ISP) Collection

Tanzania-Zanzibar: Coastal Ecology and Natural Resource Management

Publication Year

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Improving Beekeeping On Unguja Island, Larken Root Oct 2008

Improving Beekeeping On Unguja Island, Larken Root

Independent Study Project (ISP) Collection

The purpose of this study was to investigate the current practices and methods for improvement of beekeeping on Unguja Island in Zanzibar. Beekeeping has been occurring for many years in Unguja but has retained traditional techniques with little improvement. Improvement can occur in the form of introduction of modern equipment, formation of beekeeping organizations, advancing and diversifying products, and gaining governmental support. Beekeeping is worthy of expansion because of its potential to increase rural income in a sustainable way as well as support conservation of forest areas. The study found that there has so far been little improvement of income …


Impacts Of Salt Production On Pemba, Lauren Wolchok Apr 2006

Impacts Of Salt Production On Pemba, Lauren Wolchok

Independent Study Project (ISP) Collection

The economic, social, and environmental impacts of salt production were studied on the eastern coast of Pemba Island. Solar salt production is associated with the clear cutting of mangrove forests, which are significant as soil stabilizers, animal habitats, and as an economic resource. An environmental assessment of this industry is necessary to determine whether the socio-economic gains from salt production justify the environmental costs. Interviews with owners, employees, and day laborers from 20 salt farms were conducted to assess the general sustainability of the industry. The average annual owner income was determined to be approximately 570 000 Tsh, while employees …


Sea Urchin Predation In Misali Island Marine Park, Nicole Esclamado Apr 2006

Sea Urchin Predation In Misali Island Marine Park, Nicole Esclamado

Independent Study Project (ISP) Collection

The populations of sea urchins and their main predators, triggerfish (Balistidae), wrasses (Labridae) and emperors (Lethrinidae), were studied in the extractive and non-extractive zones of the Misali Island Marine Conservation Area in order to (1) evaluate the applicability of a sea urchin-sea urchin predator model developed in Kenya’s fringing reefs, (2) gain baseline data on Misali’s coral reef, and (3) evaluate the recovery status of the protected zone. This study revealed the predictive power of the sea urchin-sea urchin predator model for the reef ecosystem of Misali Island. As expected, a decline in sea urchin predators as a gross trophic …