Woolly mammoths thrived during the last ice age until planetary warming–which the most recent evidence suggests came from a meteorite–killed them off thousands of years ago. (Image: Mauricio Anton, PLOS Biology)
Examples of how synthetic biology, promised or developed at even modest scales, could significantly affect the Aichi Biodiversity TargetsExamples of how synthetic biology, promised or developed at even modest scales, could significantly affect the Aichi Biodiversity Targets, adopted by the 2010 Convention on Biodiversity’s Conference of the Parties. Click the image to see a larger version. (PLOS Biology, Redford et al.)
Pile of American bison skulls waiting to be ground for fertilizer, circa 1870. (Burton Historical Collection/Detroit Public Library/Public domain)
A specimen of the passenger pigeon, (Ectopistes migratorius), at Cincinnati Zoo and Botanical Garden. Passenger pigeons once numbered in the billions. Overhunting and habitat loss led to a catastrophic decline within 20 years, and extinction by 1914.