I just launched my Facebook page with a video on climate change. America will lead on this. The time to act is now. https://t.co/WG5y1FbhIA
— President Obama (@POTUS) 2015, 11月 9
Why the rejection of the Keystone Pipeline is more about politics than the environment: https://t.co/wap8sWm4l4 pic.twitter.com/XIiabNUEoD
— CSIS (@CSIS) 2015, 11月 9