Icy Pingos
A Moment of Science

Icy Pingos

B2Upper-intermediateSeptember 23, 20262 min
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Icy Pingos

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Sentence 6 of 12 · 0:13

I've never heard of them.

,

feet in diameter.

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  • B20:13
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  • C10:59
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B2

B2 · Upper-intermediate

Comfortable if you already follow TV news

A1 54%A2 37%B1 9%B2 0%C1 0%
  • 100% of the words are B1 or easier.
  • 159 words a minute: a natural pace.
  • 12 harder words (B2 and up) in the whole episode.

Transcript

The opening of the episode. The whole transcript is in the player.

0:00

Hey, I.L., have you ever heard of pingos? Is that a type of dog? No. They are like small mountains that form in the permafrost.

0:11

I've never heard of them. They are circular or elliptical formations that grow up to 230 feet in height and 2,000 feet in diameter. Are they like volcanoes?

0:22

No. They're actually giant lumps of ice that grow under the soil. The ice grows? Yes. Pingo ice comes from two sources. Hydrostatic or closed system pingos

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