Photo 4 (IMAGE) National University of Singapore Caption Manifold wall within the Sustainable Tropical Data Centre Testbed for smart monitoring and control of operating parameters for better energy efficiency. Credit Sustainable Tropical Data Centre Testbed at NUS Usage Restrictions No restrictions. License Public Domain 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.