The scale of the disaster is hard to grasp, but this photo of the Cambrian Mountains, viewed from Drygarn Fawr (taken by Velella), gives you a sense of it. It's just one of our terrestrial dead zones, but it covers roughly 300km2.

8. Or are there counter-examples? Most of the charismatic young voices I can think of are women, and I suspect that this has to be a matter of men talking to men. I might be wrong.