Peru’s ancient irrigation systems succeeded in turning deserts into farms because of the culture − without it, the systems failed

Seeing the north coast of Peru for the first time, you would be hard-pressed to believe it’s one of the driest deserts in the world. Parts of the region receive less than an inch of rain in an entire ...
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Bird droppings helped build one of ancient Peru’s most powerful kingdoms

New research suggests seabird guano helped transform the Chincha Kingdom into one of the most prosperous societies in ancient Peru. Chemical clues in centuries-old maize show farmers fertilized their ...