 
upset the balance of life in our oceans associated with anything that 
essentially uses calcium that is affected by the PH levels in the 
water.
  So there is one thing that has changed. The National Academy of 
Sciences, secondly, America's most prestigious organization, and a 
pretty conservative group, not known for wild ideas, in the last 
several months came out and said that they had a consensus that human 
activity is a significant factor in global warming. A significant 
second thing.
  Third thin