GG385 Natural Environments 0.5 An introduction to geoecology, the distribution and geophysical characteristics of habitats: relation to energy, moisture and materials availability and circulations: ecosystemic properties of the major biomes; concept of the ``natural regions''; background to the distribution of natural resources and hazards. (Physical Geography) Prerequisite: One of GG230, GG280, GG281*. Exclusion: GG335.