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The first comprehensive overview of the world's four steppe regions, this important volume surveys the plants, climate, geology, and geography of the steppes of North America, Eurasia, Patagonia, and South Africa. Given the stark realities of climate change, it is imperative that we gain a better knowledge of these regions, characterized by extremes of heat and cold and by limited rainfall. The perspectives offered by this book will enrich the reader's understanding and appreciation of these fascinating but fragile landscapes.--COVER.