bolivia

All posts tagged bolivia

I know that I should probably be doing October of 2014, since I’m sort of working my way outward from January of 2015.  This issue has an article on Nero in it, though, and I went to Rome in July of 2014, so I’m skipping ahead a bit.  Also, October of 2014 is probably somewhere in my son’s bedroom.  I’ll get to it once I find it. (note: I found it later, in between two Nature Conservancy magazines.)

The Evolution of Diet, by Ann Gibbons, photographs by Matthieu Paley

The Evolution of Diet talks about the “Paleo diet,” which posits that people should be eating a meat-based diet that limits, or eliminates, beans, grains, and dairy products. The theory is that the human genome hasn’t evolved in the last ten thousand or so years.  It starts out speaking kind of positively about the Paleo diet, arguing that the hunter-gatherers’ inclusion of meat in the diet is part of what allowed us to develop advanced brains.  However, as the article progresses, we get farther from this argument.  Gibbons quotes Amanda Henry, who has found evidence that humans have been eating grains and tubers for at least the last hundred thousand years.  Gibbons also quotes Sarah Tishkoff, who makes the point that humans did not stop evolving ten thousand years ago.  We are still evolving and many populations have evolved to digest lactose and starches that others have not.  Oneof the quotes that is highlighted is “The real hallmark of being human isn’t our taste for meat but our ability to adapt to many habitats and to create many healthy diets.” Continue Reading