Quote:… Kröpelin talks about the remote edges of the Sahara where few people live: “Here we signs that precipitation is increasing and that should the trend continue, the desert is going to shrink.” Similarly as it did at the end of the last glacial. “The Sahara changed from a desert to a savannah. These are not model simulations.” He says rather this is” based 100%” on real observations of a wide variety of proxy data taken throughout the region