USEPA Climate Pollutants (IMAGE) Duke University Caption Simultaneously curbing emissions of low-level ozone and other short-lived climate pollutants as well as long-lived carbon dioxide could cut the rate of global warming in half by 2050, a new study shows. Credit US EPA 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.