Americans don't pay much attention to environmental issues because they aren't sexy. I mean cleaning up coal plants and reining in outlaw frackers is hugely important work but it doesn't get anybody's pulse racing.
There will be no lasting peace either in the heart of individuals or in social customs until death is outlawed.
By the general process of epic poetry I mean the way this form of art has constantly responded to the profound needs of the society in which it was made.