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Paleontologists Observe Climate Change with a Long Term View

11 hours ago ago from God Discussion

Species come and go, with an average lifespan of 4 million years. Humans, now at 7 million years, are multiplying at a rate never seen before in the planet s history. Paleontoligists have observed that climate change threatens wildlife. At the Paris Museum of Natural History, one of the world s biggest, researchers have amassed countless animal specimens from dinosaurs skeletons to stuffed tigers giving the museum s keepers an original ...

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Shellfish & the human bottleneck

12 hours ago ago from DYSPEPSIA GENERATION

Read it. Turns out, somewhere between 130,000 to 190,000 years ago, the human species was reduced to less than 1000 breeding individuals just a few thousand people in total. Ancient, naturally driven climate change pushed our species to the brink, said Curtis Marean, Ph.D., a professor with the Institute of Human Origins and the School of Human Evolution and Social Change at Arizona State University. What saved us? According to ...

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