Sunburned Algae (image) Helmholtz Association Share Print E-Mail Caption Red algae (Devaleraea ramentacea) under increased ultraviolet radiation. They produce less red light-harvesting proteins so the typical red colour of the alga fades and the plant gets white tips. Credit Photo: Max Schwanitz, Alfred Wegener Institute Usage Restrictions The Image is for one-time use in 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.