The US recently destroyed its stockpile of confiscated ivory. There has been a lot of debate on whether this was worth doing. To see my take on this issue, read the comments I have made to an article by Professor Douglas MacMillan of the University of Kent, an economist who has derided the burning as foolish and useless. I disagree (and I don't think the good professor, however fine an economist he may be, knows much about elephants or the ivory trade,
Feel free to join the debate yourself!