I think this is the first time I am recommending a TV programme on this blog...but hey, this is David A! Sir David to you and me. And this is a very powerful message. He caught a bit of flak for not doing more on the conservation aspect of wildlife, and this really turns that table with a hard hitting "witness statement" of the terrible treatment of the natural world by humans in his lifetime. Unsustainable is used more than once....see the link below.
