Sixty-six years ago today (October 8th, 1958) British meteorologist Gordon Manley wrote to his friend, steam engineer Guy Callendar, who had – for the past twenty-plus years had been banging on about carbon dioxide building up in the atmosphere as a (or even the) factor affecting the climate. The amount of carbon dioxide in the … Continue reading October 8, 1958 – “CO2 has begun to come home, hasn’t it?”