I've posted these many times, but I suppose there's always a chance someone new to FR will come along:
That last dip (on the right, blue or green) nearly did humankind in.
Another chart:
And for a little longer perspective:
LOL Never saw that before. Very good. Keep posting. There are always new people viewing FR pages and there are old FR posters and lurkers who haven't seen everything. I'm one, I have seen charts like those but not those specifically and they are particularly clear.