Dr. Narendra Kumar earned his PhD in plant physiology from GB Pant University of Agriculture and Technology, Pantnagar, India. Later, he served as an assistant professor in various reputed academic institutes, especially Surajmal Aggarwal (Pvt.) Kanya Mahavidyalaya, Kichha US Nagar, Dev Bhoomi Group of Institute, Dehradun, India; Uttaranchal University, Dehradun, India; Doon (PG) College of Agriculture Science and Technology, Dehradun, India. He also worked as a research associate at Forest Research Institute, Dehradun, India. His research areas focus primarily on plant physiology, ecophysiology, plant response to abiotic stresses, climate change adaptation and mitigation, functional traits, and climate change modeling. He has published numerous articles in national and international peer-reviewed journals. He is currently employed as a project scientist at the Forest Genetics and Tree Improvement Division, Forest Research Institute in Dehradun, India. Dr. Hukum Singh is a scientist at Forest Genetics and Tree Improvement Division, Forest Research Institute, Dehradun, India, and has been actively involved in research and teaching. He is a member of various national and international scientific societies/organizations. His research areas focus primarily on eco-physiology, plant response to abiotic stresses, green technology, climate change adaptation and mitigation, functional traits, carbon-water-energy flux, and climate change modelling. He has published many articles in national and international peer-reviewed reputed journals.