Ice wedging and abrasion
putting trash in the water and piping sewage water in oceans
Answer:
Southern California(Hottest) Antartica (Coldest)
He was a roman emperor, from Dalmatia and he invented a new way to reign: the "tetrarchie" in french. It means 3 people ruling together to avoid one having too much power. He basically reformed the overall look of The Roman Empire.