The landscape that is now covered by a layer of ice 2 miles (3.2 kilometers) thick hosted an entire tundra ecosystem, with flowers and potentially even small trees, according to the statement.

The contrast between the declining Western Arctic herd and the thriving Porcupine herd is correlated to different levels of ...

The declining Western Arctic herd and the thriving Porcupine herd use habitat with differing levels of climate change-related ...

The temperature of the Tundra is cold for most of the year ... This means there are poor growing conditions for plants to grow. For example, cotton grass is short, which protects it from the ...