[youtube=http://www.youtube.com/watch?v=KrauJF2Zr2M&feature=player_embedded]
[youtube=http://www.youtube.com/watch?v=fvvIB0JHqc8&feature=player_embedded]
[youtube=http://www.youtube.com/watch?v=KrauJF2Zr2M&feature=player_embedded]
[youtube=http://www.youtube.com/watch?v=fvvIB0JHqc8&feature=player_embedded]
If you treat the heatindex the way Mann did the Tiljander sediments this makes perfect sense.