Chapter 1. Medicinal plants and abiotic stress: An overview -- Chapter 2. Medicinal plants proteomics in response to abiotic stresses -- Chapter 3. Medicinal plants metabolomics in response to abiotic stresses -- Chapter 4. Secondary metabolite production in medicinal plants under abiotic stress -- Chapter 5. Effect of temperature (cold and hot) stress on medicinal plants -- Chapter 6. Effect of water stress (drought and waterlogging) on medicinal plants -- Chapter 7. Effects of gaseous pollutants on medicinal plants -- Chapter 8. Impact of salinity stress on medicinal plants -- Chapter 9. Impact of aridity on specialized metabolism: Concentration of natural products in plants -- Chapter 10.The role of PGPRs in medicinal plants under abiotic stress -- Chapter 11. Effect of mineral nutrition and PGRs on biosynthesis and distribution of secondary plant metabolites under abiotic stress -- Chapter 12. Impact of phytoprotectants on growth and yield of medicinal plants under abiotic stress -- Chapter 13. Biostimulants and phytohormones improve productivity and quality of medicinal plants under abiotic stress -- Chapter 14. Light (high light/UV radiation) modulates adaptation mechanisms and secondary metabolite production in medicinal plants -- Chapter 15. Recent Strategies to engineer alkaloid biosynthesis in medicinal plants -- Chapter 16. Genome-editing strategies for enhanced stress tolerance in medicinal plants -- Chapter 16. Phytoremediation potential of medicinal plants -- Chapter 17. Phytoremediation potential of medicinal plants.