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PhD thesis Title Page Final _Richard Juma - Victoria University ...

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production systems are designed to deal with high levels of spatial<br />

variability in resource production.<br />

The environment of southern Turkana was surveyed in detail by the south<br />

Turkana Geographical Expedition (Baker and Lovenbury 1971; Caukwell<br />

1971; Coe 1972; Hemming 1972; Morgan 1971, 1974). More recent<br />

environmental and mapping studies include the Turkana District<br />

Resources survey (Ecosystems ltd 1985), Ellis and Dick’s Landsat analysis<br />

of Turkana vegetation (1986), Norconsults Environmental study of the<br />

Turkana District (1990), and Republic of Kenya (2002).<br />

Figure 10: Charcoal for sale in Turkana.<br />

Source: UNDP 2000: 45.<br />

4.8.2 Physical capital.<br />

Physical assets are resources used in production of goods and services.<br />

Buildings, irrigation, canals, roads, tools, machines and so on are physical<br />

capital (Ellis 2000). Traditionally, the Turkana did not have much physical<br />

110

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