如何省钱省下1万个检狗屎的塑料袋
Picking up dog droppings twice a day would require 730 plastic bags per year
. If a dog lives for 13 years, this amounts to 10 thousand bags per dog. If
just a hundred people switch to paper, together we can save almost 1 million
bags.
For more detials, check out: http://geniusasian.com/paper-bags-plastic-dog/ https://youtu.be/UCJdoxB209o
