Al Gore's congressional testimony has just begun, and he announced he's delivering 516,000 petition signatures [1] calling for immediate action to stop global warming.
More than 200,000 [2] of those have come in since Thursday.
A forceful beginning to historic testimony.
Links:
[1] http://www.algore.com/cards.html
[2] http://blog.ourfuture.org/gores_global_warming_petition_overflows