02/03/2015
https://www.congress.gov...
"over the last 650,000 years, we have had remarkable stability in the concentration of carbon dioxide in the earth's atmosphere."
"Some would say there still are."
"about 125,000 years ago, when we had warming more or less at the same level that we are heading toward today, but that was for very different reasons, we had sea level rise of several meters."
"That was pretty good, Senator Merkley. Very good."