The branch of engineering which focuses on the environment and the proper utilization of resources is known as environmental engineering. The increase in population as well as the use of technology that emits harmful gases results in depletion of natural resources. These issues are tackled by environmental engineering. It involves controlling air pollution, managing wastewater, a sustainable use of resources, recycling, etc. Coherent flow of topics, student-friendly language and extensive use of examples make this book an invaluable source of knowledge. While understanding the long-term perspectives of the topics, the book makes an effort in highlighting their impact as a modern tool for the growth of discipline.