Energy chief: Carbon dioxide not prime driver of warming

http://www.pennenergy.com/articles/pennenergy/2017/06/co2-emissions-energy-chief-carbon-dioxide-not-prime-driver-of-warming.html?cmpid=enl_pennenergy_pennenergyweeklypowerupdates_2017-06-23&email_address=micheletkearney@gmail.com&eid=288118515&bid=1794557