"The role of solar activity in causing climate change is so complex that most theories of solar forcing must be considered to be as yet [[scientific proof|unproven]]." [http://www.nipccreport.org/chapter5.html] | "The role of solar activity in causing climate change is so complex that most theories of solar forcing must be considered to be as yet [[scientific proof|unproven]]." [http://www.nipccreport.org/chapter5.html] |