Tag Archives: conifers

Humidity is often high along the imaginary circular line which is the Tropic of Capricorn . As I write it is  86% humidity  in Campinas, Brazil. In Phoenix,  AZ, where I was a week ago humidity is just 27%. Why should I notice or care about the difference? I notice and care because the paperContinue reading “Humidity and the Tropic of Capricorn”