http://www.thestatecolumn.com/health...ngs-existence/
An independent investigation of global warming solidified that global warming remains supported by scientific evidence, leaving skeptics speechless. This study represents that most comprehensive independent review of historical temperature records to date.
Compiling more than a billion temperature records dating back to the 1800s from 15 sources around the world, the University of California, Berkeley researchers reaffirmed that global warming is occurring. More specifically, they found evidence indicating several key issues global warming skeptics claim actually have little to no effect on altering global warming figures.