Climate evolution shows some regularities, which can be traced throughout long periods of earth’s history. One of them is that the global average temperature and the carbon dioxide concentration in the atmosphere usually go hand-in-hand.
These are the Crystal Mountains between the oasis Bahariya and Farafra, northern of the White Desert, Egypt, Africa. The Crystals are said to be either Barite and/or Calcite crystals . Nature is Awesome!