Research:
* = Have been modified recently
- Noticed (Revisited)
- Newsletter (Register)
Archive:
- News (Archived) Feb 2021.
/*Featured (All) /
Admin:
PBS - NOVA Series 49 Part 1 Arctic Sinkholes (2022) Part 1
Nova Arctic Sinkholes Series 49 Part 1
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate. Colossal explosions shake a remote corner of the Siberian tundra, leaving behind massive craters. In Alaska, a huge lake erupts with bubbles of inflammable gas. Scientists are discovering that these mystifying phenomena add up to a ticking time bomb, as long-frozen permafrost melts and releases vast amounts of methane, a potent greenhouse gas.
Full Version Available Upon Request