@CNN: These drone boats are traveling from the Arctic to the equator, gathering vital data on climate change… https://t.co/PwQv4SGVoU
These drone boats are traveling from the Arctic to the equator, gathering vital data on climate change https://t.co/duWdmJnEyI http://pic.twitter.com/QagmfnNHgp
— CNN (@CNN) October 28, 2017