Rainforest in Gabon (IMAGE) Wildlife Conservation Society Caption A rainforest in Gabon. Conservationists working to safeguard tropical forests often assume that old growth forests containing great stores of carbon also hold high biodiversity, but a new study finds that the relationship may not be as strong as once thought. Credit Miguel Leal Usage Restrictions One-time usage only. 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.