Turkey's relations with Armenia have started to thaw, angering an Azerbaijan that is still formally at war with its neighbour over the disputed (and Armenian controlled) Nagorno-Karabakh region.
Measurements have shown that southerly permafrost regions have already started to thaw and some additional thawing is unavoidable.
But, for a couple of reasons, I think we've started to see those things thaw.
You could argue that a slight thaw has begun given that cracks have started to appear on what was a solid sheet of ice covering the Chicago river.
The deadly bacteria was released because an anthrax-infected reindeer carcass, which had been frozen in the permafrost for 75 years, started to thaw after record-high summer temperature struck the region.
My brain had felt frozen for so long, but with all this help it suddenly started to thaw, and I plucked up the courage to tell my work why I had been away.
There has been plenty of interest by Americans in visiting Cuba since relations between the two nations started to thaw in December 2014.
"When relations started to thaw between Iran and the west, suddenly people felt safe to go," said Pullman.
When the Recession started to thaw, Kassis doubled down.
The Weis got into China early, after relations between the two Cold War adversaries started to thaw in the 1980s.
