Alaska oil pipeline (IMAGE) University of California - Davis Caption An oil pipeline in Alaska, north of Fairbanks. A UC Davis- led study finds the social cost of carbon — a figure used for climate policymaking that quantifies the damage a ton of CO2 has on society and the economy— is too low. Credit Malcolm Manners Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.