@BillGates: I wish more people fully understood what it will take to stop climate change. I break down the five grand challenges we face (using squishy toys): https://t.co/Nw6r3J2qrC https://t.co/OFvHFgp1xF

http://twitter.com/BillGates

I wish more people fully understood what it will take to stop climate change. I break down the five grand challenges we face (using squishy toys): https://t.co/Nw6r3J2qrC pic.twitter.com/OFvHFgp1xF

— Bill Gates (@BillGates) February 15, 2019