@CNN: Yes, it’s cold. But all this talk of global warming is not overblown. To understand why, you have to first know the difference between weather and climate. https://t.co/TgMvGmf8Qp

@CNN: Yes, it’s cold. But all this talk of global warming is not overblown. To understand why, you have to first know the difference between weather and climate. https://t.co/TgMvGmf8Qp