The development of the arid tropics: Lessons for economic history

For centuries, the world’s tropical regions have been poorer than temperate-zone countries. Does tropicality make struggle for economic development harder? What do people caught up in do? The paper defines ‘tropicality’ as combination of aridity and seasonal rainfall, turn, high inter- intra-year variability moisture influx. In past, this condition would generate a variety adaptive strategies such migration transhumance. twentieth century, response pattern changed from adapting to supply towards control supply. This process unleashed conflict environmental stress vulnerable geography semi-arid tropics.