Methane from Glaciers and Volcanoes
A Moment of Science

Methane from Glaciers and Volcanoes

B2Upper-intermediateSeptember 30, 20262 min

Methane from Glaciers and Volcanoes

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Sentence 5 of 12 · 0:17

Uh, they both move really slowly.

per day, at least when it's warm out.

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B2 · Upper-intermediate

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A1 28%A2 33%B1 22%B2 17%C1 0%
  • 83% of the words are B1 or easier.
  • 144 words a minute: a natural pace.
  • 11 harder words (B2 and up) in the whole episode.

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0:00

Here's a riddle for you, Yael. What do 136,000 cows in the glacier flowing from an active ice-covered volcano have in common? Uh, they both move really slowly.

0:17

I was thinking about the fact that they both release about the same amount of methane per day, at least when it's warm out. Scientists calculated that the Sájmáíkú glacier in Iceland, which flows from the volcano Katla releases up to 41 tons of methane from meltwater a day during the

0:35

summer months. I think that's a little too specific to make a good riddle, Don, but that is a surprising amount of methane for microbes to produce beneath the ice. Researchers think the volcano might be helping. First, the heat from the volcano might be increasing water flow under the glacier, moving the methane

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