OCO-2 Observatory (IMAGE) University of New Hampshire Caption Artist rendering of OCO-2 Observatory used in the UNH research that measured the plant “glow”, or solar-induced fluorescence (SIF), produced during photosynthesis from different areas around the globe. Credit NASA/JPL-Caltech Usage Restrictions none 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.