Ethan Siegel on global warming. If you are still a skeptic about global warming, please consider taking a few minutes to learn about it.
If you had never heard of global warming before, how would you figure out whether it’s happening?
“There is no question that climate change is happening; the only arguable point is what part humans are playing in it.” -David Attenborough
via Throwback Thursday: Global Warming for Beginners — Starts With A Bang! — Medium.