This is the start of a series. This video is just basic stuff, priming you for future discussion. I am glad to say that my support for the idea that there was a mega comet/meteor impact altering climate circa 12,000 ybp has gained plenty of affirmation these days.
The most important post you will ever ignore... [This is a personal post with an eye to letting it at least be viewed by folks over at so_very_doomed, and one or two of my own communities]...