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close this book Measuring drought and drought impacts in Red Sea Province
close this folder 3. Drowght, food stress, and the flood and rainfall record for Red Sea Province. Roy Cole
View the document Summary
View the document Introduction
View the document Precipitation In Red Sea Province
View the document Flood and rainfall records: problems and possibilities
View the document A definition of drought
View the document The flood record
View the document Drought and the flood record
View the document The rainfall record
View the document Drought and the rainfall record
View the document Conclusion
View the document Discussion
View the document Limitations of the study
View the document References
View the document Appendix 3.1. Annual floods for nine khors In Red Sea Province and Khor Gash in Kassala Province.
View the document Appendix 3.2. Annual flood 2 scores for nine khors in Red Sea Province and Khor Gash in Kassala Province.
View the document Appendix 3.3. Annual rainfall in mililmetres for 19 gauging stations in eastern region, Sudan.
View the document Appendix 3.4. Annual rainfall z scores for 19 gauging stations in eastern

Limitations of the study

A major limitation to what we can say about drought in Red Sea Province is presented by the use of annual averages in the present study rather than monthly averages. The method used in the present study was insensitive to years in which floods were few but high in volume. This could have masked what technically should have been classed as drought. Caution needs to be exercised with the flood data obtained from the Tokar and Gash Deltas. Change in the number of feddans inundated over time may have been due to deteriorating infrastructure rather than drought. This is probably more of a problem in the Gash than in Tokar because of the canal system employed in the Gash