The equivalent of 50 Olympic swimming pools, trapped in the permafrost. For context, that’s “twice as much mercury as the rest of all soils, the atmosphere, and oceans combined. And it could be released.

References

• Ambarchik: Research on permafrost at the Siberian arctic coast https://www.youtube.com/watch?v=ZhGcJnRgzy4
• Permafrost https://en.wikipedia.org/wiki/Permafrost
• CBS interview with Chris Mooney https://www.youtube.com/watch?v=9nWrAhINNbw
• Batagaika Crater Expands https://earthobservatory.nasa.gov/IOTD/view.php?id=90104&src=eoa-iotd
• All about Mercury, the Liquid Metal | Element Series https://www.youtube.com/watch?v=ZiWlthrtneU
• Picturing Arctic Permafrost https://earthobservatory.nasa.gov/IOTD/view.php?id=87794
• We want the world to QUIT COAL https://www.youtube.com/watch?v=9YJgAxLZPuM
• Methane https://www.esrl.noaa.gov/gmd/dv/iadv/graph.php?code=MLO&program=ccgg&type=ts
• Additional video via Pixabay.com