January wasn't expected to break global temperature records. But it did.
The planet has been shattering heat records for the past two years. That was expected to ease in January—and the fact that it didn't has climate researchers worried.


The planet has been shattering heat records for the past two years. That was expected to ease in January—and the fact that it didn't has climate researchers worried.
(Image credit: Matilde Campodonico/AP)