Millions have died in the wake of global warming, and those who remain have experienced such extensive trauma that they have lost the ability to dream. Dimaline describes a world plagued by natural disasters, with vivid descriptions of persistent rains, poisoned water, a shortage of food, and supersized wildlife. Coastlines have slowly disintegrated, allowing cities to fall into the ocean, and earthquakes, hurricanes, and tsunamis have wiped out communities.