I'm not going to reproduce it here, but check out the latest xkcd infographic on global temperature changes. It puts recent changes in perspective. Previous change has been very gradual. We are conducting a scary experiment in what we can do to the planet.
We need to be able to embed a preview of a web site on Steemit as some other sites do. I assume this doesn't contravene copyright.
I get my xkcd via the RSS feed in feedly. I know Google shut down Reader, but do many people still get their news this way?