carbon dioxide

The following are some key findings in a report issued Saturday, November 17, by the United Nations Intergovernmental Panel on Climate Change:

• Global warming is "unequivocal". Temperatures have risen 1.3 degrees Fahrenheit in the last 100 years. Eleven of the last 12 years are among the warmest since 1850. Sea levels have gone up by an average seven-tenths of an inch per year since 1961.