Attempting to write a global geographical perspective on organic agriculture is a major challenge.
First, before the outbreak, a large proportion of the population was susceptible because of the geographical characteristics of the health district.
The geographical metaphor is particularly useful when discussing the internal structure of a program, and hence it tends to predominate in more technical texts.
Local references can (as discussed later) be found at a structural, geographical as well as at social level.
A rather uncertain grasp of the historical and geographical context comes out in several ways.
Each entry in the glossary comprises a short definition of the term, its variants (if any), a geographical label and an explanation of its origin.
Both the temporal and the geographical bounds of the chapter can be specified with some precision.
These differences may reflect variations in host and geographical factors.
