Climate change is making winter weather warmer and "weirder"

David Schechter is the host of "On the Dot," a journey to understand how we're changing the Earth and the Earth is changing us.  In this essay he shares his experiences while exploring how winter has become our fastest warming season. Watch his previous story about the invisible problem of carbon dioxide here.

It's been a weird winter.

Record snow in Buffalo. Ice in Texas. A parade of atmospheric river storms in California. In parts of the Northeast and New England, January was one of the warmest months ever, followed by an historic cold snap in February.