On this day, 1st September 1972, the British meteorologist J.S. Sawyer had a paper “Man-made Carbon Dioxide and the “Greenhouse” Effect” in Nature.. Sawyer, in four pages, summarised what was known and what could be reasonably expected in the short-term (up to the year 2000). In September 2007, 35 years later, the Australian meteorologist Neville […]