“ How do we know what the cycle is if we can't agree on how many ice ages there were? Therefore, how do we know if the warming we are seeing today... (read full comment) ”
Posted on February 4, 2007 at 9:49 AM EST
“ How do we know what the cycle is if we can't agree on how many ice ages there were? Therefore, how do we know if the warming we are seeing today... (read full comment) ”
Posted on February 4, 2007 at 9:49 AM EST