A New Word for Disaster: Pyrocumulus

This century we as a culture have learned words for a lot of what might be called "new disasters" — climactic scenarios rarely if ever experienced on the planet in the past, such as Category Five, Sea Level Rise, and Arctic Amplification.

Well, here's another to add to the list: Pyrocumulus. Here's what the pyrocumulus cloud caused by the Station Fire behind Sierra Madre/Altadena looked like a couple of days ago, courtesy of jhapeman.

They say the cloud reached from the ground to 20,000 feet in the air…