Geography 1100 Lecture Notes - Santa Ana Winds, Jared Diamond
Document Summary
Ideological subsystem: consist of ideas, beliefs, and knowledge of the culture, the ways they are expressed in speech, mentifacts:religion, science. Sociological subsystem: how people should behave, expected relationship (for example relationship between a mother and child) Jared diamond identifies 5 factors that contribute to collapse, climate change, hostile neighbors, collapse of essential trading partners, environmental problems, and failture to adapt to environmental issues. October 2007 & september 2009 case study of natural hazards in california. Southern california is in an area that is naturally dry. Santa ana winds, blowing east-to- west across southern california, are phenomenon of geography as well as meteorology. Not only are the winds very dry, but there are very fast moving as well. When high-pressure air moves south into nevada, utah and arizona, it pushes air up and over the san gabriel mountains. The air moves down the west of the mountains, accelerating through canyons into southern california.
