It isn't looking great for pistachio cultivation in Iran either - https://phys.org/news/2016-09-iran-pistachio-farms-dying-thirst.html https://phys.org/news/201

It isn't looking great for pistachio cultivation in Iran either - https://phys.org/news/2016-09-iran-pistachio-farms-dying-thirst.html https://phys.org/news/2016-09-iran-pistachio-farms-dying-thi... We have more frequent droughts in many parts of the world as a result of climate change, and groundwater reserves are being depleted - this will have a large impact on where crops can be grown