IN FACT, MORE ATMOSPHERIC CO2 WILL SPUR CROP GROWTH – IF WE LET IT by Dennis T. Avery, ©2014 (May 31, 2014) — Historian Geoffrey Parker is the author of Global Crisis: War, Climate Change and Catastrophe in the 17th Century. In a recent opinion piece, he suggested that the desperate climate from 1600 to 1700 […]