This study investigates the interconnectedness of climatic disasters and the decline of major civilizations in the eastern Mediterranean during the tenth and eleventh centuries. Drawing on extensive textual and archaeological evidence, Ronnie Ellenblum posits that seemingly isolated events such as widespread drought in Egypt, significant population migrations in central Asia, and urban population decreases in Baghdad and Constantinople were all consequences of a broader pattern of climate change. The book challenges conventional historical narratives by framing these developments within a unified ecological context, offering a new interpretation of a critical period in the history of the Islamic world and its surrounding regions.

This book offers a provocative reinterpretation of a pivotal period in the eastern Mediterranean's history, arguing for the unifying influence of climate change on a range of documented societal declines. By connecting disparate events across a vast geographical area, it provides a novel framework for understanding the era's transformations. The study's reliance on both textual and archaeological evidence suggests a rigorous approach to historical inquiry. It is likely to be of interest to scholars and students of medieval history, environmental history, and the history of the Islamic world.