Aerial Photo of the Lowland Caldera (IMAGE) British Ecological Society Caption Aerial photo of the lowland caldera, Réunion island, shows a mosaic of vegetation established on lava flows of very different ages. Credit Hervé Douris Usage Restrictions Free to use, credit Hervé Douris 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.