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… precipitation – heavy rainfall, especially following drought, can cause insect population CHAPTER 1 – INTRODUCTION … and hantavirus pulmonary syndrome. • Increased drought and heat – drought can cause livestock and wildlife to congregate around …

… mean sea level, atmospheric temperature and moisture, drought, flooding and erosion, increases in extreme events, … Ice ~4% Ocean ~93% a b Snow cover, glaciers Flooding Drought Ocean mass Sea ice Land ice Ocean heat content Global … Africa, South-east Asia, Australia and Canada. Heat, drought and floods exacerbate disease prevalence, …

… habitat in the south (Oates, 1977a); in the north the drought in 1985 and the unrest in Chad resulted in large … stock for grazing and water holes, especially during drought years; much land is now fenced, often cutting off … situation is being monitored (Nussey, 1979). The 1982/1983 drought in Namibia reportedly resulted in heavy mortality …

… including directly (for example, through heat stress, drought stress or flooding) and indirectly (e.g. through …

… Burundi, perhaps only nomadic birds escaping a period of drought in its normal range. Introduced birds are established …

… or rock crevices, and may aestivate therein during acute drought. The diet mainly comprises small mammals and birds, …