Bumpy Warming

Christians and other science deniers claim that because global temperatures do not rise smoothly, then CO₂ warming must be a hoax. They forget that there are many factors combine to influence temperatures:

As of 2015, there are a number of temporary cooling effects in progress. However, we are still experiencing the hottest year ever from the CO₂ effects.

Is CO₂ the Real Culprit?

How do we know it is CO₂ causing the warming?

How Do We Know Humans Are To Blame?

How do we know it is us humans creating the CO₂ not volcanoes or some other source?

~ Roedy (1948-02-04 age:70)