Wildfire smoke (IMAGE) DOE/Los Alamos National Laboratory Caption Black carbon, or soot, from wildfires, transportation and other sources has a big impact on global warming, but a data gap has prevented climate-change models from accurately representing that influence. New work by Los Alamos National Laboratory closes the gap with a simple parameter for climate models. Credit Los Alamos National Laboratory 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.