Modern spectroscopic techniques play a pivotal role in advancing both drug discovery and environmental sustainability, offering precise and efficient methods for analyzing complex molecular structures and interactions. In the field of drug discovery, techniques like nuclear magnetic resonance, mass spectrometry, and infrared spectroscopy enable researchers to identify potential drug candidates, monitor their behavior in biological systems, and optimize their safety profiles. Spectroscopic methods in environmental science are used to detect pollutants, monitor ecosystem health, and evaluate the impact of human activity on the environment. Further research into modern spectroscopic techniques may accelerate scientific discovery while supporting sustainable practices aimed at preserving human health and environmental well-being. Modern Spectroscopic Techniques for Drug Discovery and Environmental Sustainability explores the various aspects of spectroscopy in drug discovery and environmental sustainability. It examines techniques in spectroscopic technology for improving the organized efforts in dealing with drug development and sustainable practices. This book covers topics such as nutrient analysis, infrared technology, and biomarkers, and is a useful resource for environmental scientists, drug developers, biologists, academicians, and researchers.