A major cosmic impact event occurred approximately 12,800 years ago

When UC Santa Barbara geology professor emeritus James Kennett and colleagues set out years ago to examine signs of a major cosmic impact that occurred toward the end of the Pleistocene epoch, little did they know just how far-reaching the projected climatic effect would be. Continue reading “A major cosmic impact event occurred approximately 12,800 years ago”

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Turning desert sand into farmland: Chinese scientists propose a revolutionary solution to desertification

Desertification, when fertile land dries into desert, is a global problem. According to Dr Steffen Bauer, an ecological expert at the Deutsches Institut für Entwicklungspolitik, as much as 40 per cent of the world is ‘dryland’. And that puts much of it in danger of desertification. Surprisingly, though fragile, these areas hold roughly 44 per cent of the world’s farms. They’re also called home by about 2 billion people, warn the editors of Governing Global Desertification. Continue reading “Turning desert sand into farmland: Chinese scientists propose a revolutionary solution to desertification”

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