This book is intended to serve as a source of valuable expository information for the students regarding the experiments performed in the following areas viz. air pollution, noise monitoring, and soil and overburden analysis. This book also serves as a source of useful information to professional engineers working in any of the above areas of environmental engineering. The subject has been developed meticulously in a logical and coherent manner, and the environmental significance of each and every experiment along with details with reference to a plethora of National and International standards have been covered at length. Details of experimental setups, instruments and chemicals are given in the appendices. Numerous worked out examples and a set of questions are provided at the end of each chapter to enable the student to gain good comprehension of the subject. Questions and problems included in the book are largely original and are designated to enhance the capabilities of comprehension, analysis and application of the student.