Back to Show
PBS News Hour
Behind the mysterious holes in Siberia
When holes opened up in the earth recently in Siberia, a wave of speculation was set off as to their cause. Scientists are now pinpointing a dramatic increase in arctic thawing, which may have released methane once trapped below the frozen ground. For a better understanding, Judy Woodruff talks to Tom Wagner of NASA.
Support Provided By
Season

56:44
April 21, 2025 - PBS News Hour full episode

26:45
April 20, 2025 - PBS News Weekend full episode

26:44
April 19, 2025 - PBS News Weekend full episode

57:46
April 18, 2025 - PBS News Hour full episode

57:46
April 17, 2025 - PBS News Hour full episode

57:46
April 16, 2025 - PBS News Hour full episode

57:46
April 15, 2025 - PBS News Hour full episode

57:46
April 14, 2025 - PBS News Hour full episode

26:44
April 13, 2025 - PBS News Weekend full episode

26:45
April 12, 2025 - PBS News Weekend full episode

57:46
April 11, 2025 - PBS News Hour full episode

57:46
April 10, 2025 - PBS News Hour full episode