Discovered last year in a lump of frozen mud near the city of Yakutsk, the puppy is unusually well-preserved, with its hair, teeth, whiskers and eyelashes still intact.
There was slightly less warming in many measurements than a record hot 2016, but scientists remain concerned because the far northern region is warming twice as fast as the rest of the globe.
There is a scientific consensus that climate change is happening. A rise in global temperatures is a documented fact - the world has already warmed about 1.1 degrees Celsius since the Industrial Revolution.
Scientists warn that long dormant and frozen viruses and bacteria are being released due to climate change and invasive resource exploration.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2020 TRT World.