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Ancient Feces Suggest North America's First and Largest Pre-European City Fell to Climate Change
Climate change may have contributed to the fall of North America's first and largest pre-European city — and the proof may be in the poop, researchers said this week. A new study published in the journal Proceedings of the Natural Academy of Sciences details how fecal records linked to Cahokia, one of the most prominent agricultural sites in North America, gives clues into how declining precipitation and serious flood events may have impacted the population of the city, which is located outside of modern-day St. Louis.
"Cultures can be very resilient in face of climate change but resilience doesn't necessarily mean there is no change," coauthor Sissel Schroeder said in a statement. "There can be cultural reorganization or decisions to relocate or migrate. We may see similar pressures today but fewer options to move."
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By Mark Hertsgaard and Kyle Pope
It's been 30 years since Bill McKibben rang the warning bells about the threat of man-made climate change — first in a piece in The New Yorker, and then in his book, The End of Nature.
Thousands of protestors marched in front of Frankfurt's International Motor Show (IAA) on Saturday to show their disgust with the auto industry's role in the climate crisis. The protestors demanded an end to combustion engines and a shift to more environmentally friendly emissions-free vehicles, as Reuters reported.
By Elizabeth Streit, MS, RDN, LD
Sweet and regular potatoes are both tuberous root vegetables, but they differ in appearance and taste.
They come from separate plant families, offer different nutrients, and affect your blood sugar differently.