If you liked this article, how about showing your appreciation with a tax-deductible donation of $5 to support our work?

(If you want to donate more, visit EarthTalk's PayPal Giving Fund page)

One Comment

  1. soilgal
    April 2, 2015 @ 2:47 pm

    This seems to be the new study David Berreby is writing about:


Leave a Reply