UNITED NATIONS, Sept. 24 -- U.N. Secretary General Ban Ki-moon said Monday that a 15-year international effort to stem global warming has not halted the buildup of greenhouse gas emissions and that governments must take "unprecedented action" to reverse the trend. -
U.N. Chief Calls for 'Real Breakthrough' On Climate Change
UNITED NATIONS, Sept. 24 -- U.N. Secretary General Ban Ki-moon said Monday that a 15-year international effort to stem global warming has not halted the buildup of greenhouse gas emissions and that governments must take "unprecedented action" to reverse the trend.-
By Colum Lynch