Climate, Science and the Scourge of the Denialist

Who Do You Put Your Faith In For Climate Change Reality Checks? In the Climate Change and Global Warming debate, human beings are getting very tribal again.  The debate is polarising into the Greens and the Denialists. I have to say right at the outset I am a Green (ish). My ire was triggered by the report from climate scientists, publicised on the Mashable blog, that the atmospheric CO2 level has already passed the 400 parts per million (0.004%) this year, weeks earlier than its first recorded 400ppm+ reading last year and its showing now sign of slowing down.  (0.002% was more or less the textbook norm that we were taught as young Chemistry school students 40 odd years ago). In my Google Plus feed I noticed that Mashable had put the post out publicly and as...