Environmental protection is the practice of protecting our environment. Due to a rise in population, the need for environmental protection has increased. Overconsumption of natural resources and pollution have adversely impacted the environment. This has resulted in the imbalance in our ecosystem which can be observed in the form of global warming, natural hazards, ozone depletion, etc. Thus protecting our environment is a major concern for our scientists. The various studies that are constantly contributing towards advancing technologies and evolution of this field are examined in detail. Through this book, we attempt to further enlighten the readers about the new concepts in this field.