alpine tundra

基本解释

If you keep going up, you'll emerge on the alpine tundra.
如果你继续下去了，你会出现在高山苔原。
Bryoflora of the alpine tundra of Changbai Mountain and its floristic relationship to the …
长白山高山冻原苔藓植物区系及其与北极冻原苔藓植物区系的关系。
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Nahanni National Park Reserve in the Northwest Territories has more than 11, 500 square miles of wilderness that includes ice fields, mountains, alpine tundra, and boreal forest.
西北地区的纳翰尼国家公园保护区有超过11 500平方英里的荒原，包括冰原，高山，高山苔原，北方森林。

And then move up into Ponderosa pines, then in upper elevations spruce and fir forest, and then finally to some sort of alpine tundra up at the top.
NPR: Warming Will Create Micro-Climates, Scientists Say
Yaks live in alpine tundra, grasslands and the cold desert regions of the northern Tibetan Plateau, ranging from 13, 000 to 20, 000 feet (4, 000 to 6, 100 meters) in elevation, according to the IUCN.
MSN: Wild yaks are back — at least in the Tibetan Plateau