Even though some of the minute details are incorrect, these are still some of the best documentaries about this topic to watch because of how genuinely interested Steve is, and how respectful he is of what's left behind.
Lots of inaccurate things he says, but hey, its Steve Irwin, so - love it anyway. But someone ought to have helped him with a little more with getting the details right.
This earth was so pure, so natural and quiet,,, until humans came along. Documentaries like this just reinforce how much I am ashamed of my own species.