Nile river

Book review – When the Sahara Was Green: How Our Greatest Desert Came to Be

7-minute read

When seeing the world through a deep-time lens, no landscape feature is permanent. The Sahara, for example, “only” came into existence some 7 million years ago. In that time, it has not always been the parched desert it is now but has been green and verdant numerous times, crisscrossed by rivers and home to hippos, turtles, fish and other animals and plants typical of wetter climes. In this book, retired earth scientist Martin Williams draws on a long lifetime of research and desert expeditions to give a very accessible introduction to the surprisingly complex geography of the Sahara, answering some very basic questions.

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Book review – Rivers of Power: How a Natural Force Raised Kingdoms, Destroyed Civilizations, and Shapes Our World

7-minute read

There is a vast, arterial power humming all around us, hiding in plain sight” (p. 320). With these words, geographer Laurence C. Smith concludes his engaging and impressive book on the environmental history of rivers. Touching on a multitude of topics, some of which I did not even know I cared about, I found my jaw dropping more than once.

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Book review – Tree Story: The History of the World Written in Rings

7-minute read

To figure out how old a tree is, all you have to do is count its rings, and some truly ancient trees grace the pages of this book. But, as tree-ring researcher Valerie Trouet shows, that is the least fascinating thing you can derive from wood. Revealing the inner workings of the academic field formally known as dendrochronology, Tree Story is an immersive jaunt through archaeology, palaeoclimatology, and environmental history. A beautifully written and designed book, it highlights the importance and usefulness of tree rings in reconstructing past climate and linking it to human history.

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Book review – Archaeology from Space: How the Future Shapes Our Past

What is better than archaeology? How about space archaeology. More properly known as remote sensing by satellite, the use of satellite imagery has set the field or archaeology alight. And professor of anthropology Sarah Parcak is one of its most enthusiastic torch-bearers. In a book that overflows with wonder, honesty, and hope, she takes the reader on a grand tour of remote sensing, showing how it is transforming this discipline.

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