Light-emitting Diode Lamp (IMAGE) DOE/Pacific Northwest National Laboratory Caption New research from PNNL indicates light-emitting diode light bulbs, an example of which is shown here, are more environmentally friendly than compact fluorescent and incandescent lights. Credit Pacific Northwest National Laboratory Usage Restrictions Credit required License Licensed content 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.