= Q Britannica Login Home Geography Travel Geography & Travel Planet Earth contains some extraordinarilv diverse environments some of which are easily habitable and some not SO much_ In different areas of Earth; one might find sweltering deserts, dense tropical rainforests, bone tundras. Each biome and habitat comes with its own selection of flora and fauna; and it may include physical features such as canyons; volcanoes, rivers, caves. Human beings have built homes in many different environments the area and organizing it into units such as cities_ states; regions, and countries; each with its Own points of interest: Shifting trends in human migration have resulted in human geography that is profoundly different from that of centuries ag0. Browse Subcategories Cities Towns Countries of the World Historical Featured Content; March 20, 2022 What's the Difference Between Great Britain and the United Kingdom? Navigating the nomenclature of the British Isles Demystified / Geography Travel Ad Ia Discover Wild Costa Rica Nat Geo Expeditions Leam more ~chilling settling