Climate Zone

Human caused climate change is changing the size and location of major climate zones, according to a new study. Climate is complex, and a classic, widely used effort to wrangle that complexity into a sensible form is the Köppen classification system (and variants). We need not speak of the details here, but within this scheme there are five climate groups that include all of the possibilities for the Earth’s land surface. They are: A: Tropical/megathermal climates B: Dry (arid and semiarid) climates C: Temperate/mesothermal climates D: Continental/microthermal climates E: Polar and alpine…