If you go to the site,
Not by Fire but by Ice, you will see that Felix is trying to debunk the global warming crowd. According to Felix, we are about to enter a new ice age, which is a cyclical event that occurs every 11,500 years. It has nothing to do with man.
The warming of the ocean by volcanic activity releases more CO2 into the atmosphere. It has nothing to do with human activity. It is not global warming, but ocean warming.