Harvard Forest (IMAGE) Brown University Caption Chlorophyll fluorescence, dull glow produced by plant leaves as a byproduct of photosynthesis, could provide a means of monitoring photosynthetic activity from orbiting satellites. Research conducted by Brown University scientists in the Harvard Forest helps to confirm that fluorescence is a good proxy for photosynthesis in a forest canopy. Credit Marc Mayes/Brown University 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.