Interesting article about the prickly pear cactus and global climate change...
earther.com

We’ll All Be Eating Cactus in the Future Thanks to Climate Change
“Green gold.” “Future plant.” “World vegetable dromedary.” These are just a few of the terms used for the prickly pear cactus, a humble plant that, according to a new book co-published by the United Nations Food and Agriculture Organization, can serve as a lifesaving crop for many countries...
