Because "There is no Planet B"

Some photos from today's March for Science in Pittsburgh from my friend Joy Sabl. She's a geneticist who's married to a nuclear physicist (because that's how my friends roll).

Brain hat replaces pussy hat today

The #unless refers to "Unless someone like you cares a whole awful lot, nothing is going to get better, it's not." from The Lorax by Dr. Seuss

Truth!

More truth!

Bonus Points if you get these.

The crowd 

On the move!

HAPPY EARTH DAY!

Note: The quote in the title of this post comes from this article.