气候变暖的另一铁证是灌木北移取代了苔原植物。
Warming is also reinforced when shrubs move northward and replace lower tundra plants.
透过在温室进行的暖化实验，生物学家已经知道：当气候温暖，灌木会在苔原植物受损时取而代之。
Based on warming experiments using greenhouses, biologists have known for some time that shrubs will grow at the expense of the other tundra plants when the climate warms.
在北极苔原上徒步旅行了明朗的一天，那里洋溢着令人惊讶的植物群以及驯鹿和北极狐狸。
Brilliant day for a hike on the arctic tundra, surprisingly alive with flora, as well as reindeer and arctic fox.
应用推荐