| A | B |
| tropical savanna | grasslands with a few trees (southern half of Brazil and eastern Africa) |
| marine west coast climate | cool summers, mild winters; rainy (NW USA & NW Europe) |
| Mediterranean climate | warm, dry summers; mild wet winters (Southern California & the Mediterranean region of Europe) |
| humid continental climate | hot, wet summers; cold, somewhat wet winters; Deciduous forests; the areas near New York City and Moscow) |
| humid subtropical climate | hot, wet summers; mild, wet winters (southeast USA & eastern China) |
| subarctic | Short, mild summers; long, cold winters; not much rain (Most of Alaska, Canada & parts of Russia) |
| tundra | short, cool summers; long, cold winters; short grasses, mosses and shrubs; (Extreme north of North America and Europe) |
| steppe | temperatures can be warm or mild; low rainfall; (western Great Plains of the USA; Sahel region south of the Sahara) |
| tropical rain forest | warm temperatures; heavy rainfall throughout the year; Dense rain forests; (Amazon basin in South America & Congo basin in Africa) |
| desert | Termperatures can be war or mild; rainfall very lo and very unreliable; drought-resistant shrubs and bushes (Sahara in Africa; Sonoran in Mexico & SW USA ( |
| timber line | the elevation above which no trees will grow |
| ice cap | cold all year long; none to very little vegetation; (Greenland; Antarctica) |