Arctic Sinkholes I Full Documentary I NOVA I PBS.
https://www.youtube.com/watch?v=HvKpnaXYUPU&t=3 Sett 10 524 833 ganger Hadde premiere 3. feb. 2022Official Website: https://to.pbs.org/3AOUzLz In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate. Colossal explosions shake a remote corner of the Siberian[Les mer...]