Media type: E-Article Title: CO 2 Arithmetic Contributor: Broecker, Wallace S. imprint: American Association for the Advancement of Science (AAAS), 2007 Published in: Science Language: English DOI: 10.1126/science.1139585 ISSN: 0036-8075; 1095-9203 Keywords: Multidisciplinary Origination: Footnote: