Svante Arrhenius, a Nobel awarded scientist, established the first scientific theory of the Greenhouse Effect within Earth's climate.  He is considered a 'founding father' of modern physical chemistry and his work is the foundation of our modern understanding of the ice ages and the mechanisms of climate.  In 1896 Dr Arrhenius predicted that increases of atmospheric CO2 concentrations from burning fossil fuels would lead to global warming.

A detailed review of the data show's the last 120 years of data to be in strong support of his predictions: