If human consumption and population growth can be linked to warming the climate, there’s certainly a sensible argument to be made that a reversal in the trend could cool the planet down. War, invasion, disease epidemics, and societal collapse — all events that are devastating to humans — may actually have helped drop temperatures momentarily, according to a study published this week in the journal, The Holocene. It’s kind of a morbid perspective, and one that pits humans squarely... [Read more]