The mass extinctions resulting from eruptions of super volcanoes and meteors were very short duration events. The rates we are seeing today are a guess at best and definitely not unprecedented even in the worst case scenario.
It's true. Here's a few links:
He isn't building 10,000 square foot mansions, buying and paying upkeep on 3-4 high end homes and paying $30,000 annual electric bills on a government pension. He is making a fortune off this crap he is shoveling. As are multitudes of others.
Patrick, this whole global warming movement is a massive money grab. It cuts across party lines and national borders. These guys (on both sides of the argument) are like sharks in a feeding frenzy right now. As soon as the food (aka cash) is gone they will move on to some other environmental emergency to milk for all it is worth.
Twenty-five years ago these same so called experts were telling us the biggest threat to mankind was global cooling. That didn't pan out for them so now it is global warming and they have a few numbers to crow about and they are trying to grab as much money as they can as quick as they can before the data swings the other way and undercuts their predictions. Here are a couple of links: