In Part 3, I document how Parmesan kept half the evidence «off the books» to suggest extreme weather, supposedly caused by rising CO2, was causing population extinctions in the Sierra Nevada, and our top climate scientists then embraced and spread that myth. (landscapesandcycles.net)
The «greening» of desert areas would have attracted game and human populations, while conversely, increased aridity would have led to population contractions, and possibly population extinctions. (journals.plos.org)
It's an underlying trend that can be deduced from population extinctions and intraspecific biodiversity decline we learned in part 14 of this series. (bitsofscience.org)