Plotting Emissions (image) The Earth Institute at Columbia University Share Print E-Mail Caption A new methodology allows companies to determine carbon footprints and 'hotspots' where impacts are particularly high, across thousands of products simultaneously. Shown here, examples of carbon emissions by weight, broken down by stages of the supply chain for individual products as well as by brands and countries. Credit Christoph Meinrenken, Earth Institute Usage Restrictions None Share Print E-Mail 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.