Moving glaciers can cause erosion on mountains, but the coldest glaciers, frozen in place, protect mountains and allow them to grow taller. Cynthia Graber reports.

冰川移动会侵蚀山地（冰川移动通常会导致出现角峰和冰斗谷），但是最冷的冰川被冻得固定在某个地方，就会保护山脉并且还会让它们“长高”。

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I started to put on weight and grow taller at 12.

我12岁时体重开始增加，个子也开始长高。

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Warmer conditions on the tundra trigger a cascade of change, including converting its lush but short green carpet into a taller shag, since warmer soils and deeper thaw enable taller, woody plants to grow and thrive on the tundra.

CNN: Next global warming worry: Thawing tundra

The people on the island a lovely, verdant place where all trees, including olives, grow much taller than elsewhere in Greece are deeply divided over the practice.

ECONOMIST: There is nothing absolute about the rule of law