CNN: At Excel Orchid Farm in Ratchaburi province, one of the largest orchid nurseries in Thailand, Piyada Sanguthai says global warming and climate change is already having an affect on Thailand’s orchid production. “The changing weather patterns are pushing the crops out of their ideal humidity and temperature ranges for optimal growth and also resulting in an increase in crop-damaging insects. We try and use the minimal amount of pesticide as possible, but the increase in insects has forced us to…