30,000-year-old DNA preserved in poo a window into the past

(Phys.org)—Murdoch University DNA scientists have used 30,000-year-old faecal matter known as middens to ascertain which plants and animals existed at that time in the hot, arid Pilbara region of North Western Australia.

Rethinking Australia's climate history

Researchers at the University of Adelaide have found evidence of climate change that coincided with the first wave of European settlement of Australia, which effectively delivered a double-punch of drying and land clearance ...

A new global team tracks temperature change through time

High on mountains across Alaska, Canada, Europe and Russia near the upper tree line, even the hardiest of conifers are at the edge of survival. Their annual rings tell a story of extreme cold that limited their growth and ...

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