[Editor's note: This item is a little longer and more technical than most we carry, but reading it carefully can provide a good education in the science of the climate debate. --ECB] For more than 100 years, climate scientists have fully understood that if all else were held constant, an increase in the atmospheric concentration of carbon dioxide (CO2) would lead to an increase in the near-surface air temperatures. The problem becomes a lot more complicated in the real world when we consider … [Read more...]