* Great Plains of the United States
* Canadian Prairies
* South American Pampas:
* Humid Pampas
* Dry Pampas
* Eurasian Steppe:
* Pontic Steppe
* Caspian Steppe
* Kazakh Steppe
* Kyrgyz Steppe
* Mongolian Steppe
* Dzungarian Basin
* Tibetan Plateau
* African Savanna:
* East African Savanna
* Southern African Savanna
* West African Savanna
* Australian Outback:
* Great Sandy Desert
* Great Victoria Desert
* Simpson Desert
* Tanami Desert
* Nullarbor Plain
