This book covers various pertinent subjects, including global warming, e-waste management, solid waste management, organic farming, vermicomposting, and alternatives to fossil fuels. The author has provided extensive information and data on these topics to benefit science and engineering students, as well as research scholars, who are working in these areas. It is hoped that this book will serve as a valuable reference for these individuals and become an esteemed addition to their personal libraries.

All of the topics discussed in this book are subject to debate, with some individuals expressing support while others expressing opposition. The author has endeavored to analyze these topics from a scientific perspective. The issue of global warming, for instance, is a contentious one, but its manifestations, such as irregular rainfall and extreme temperatures in certain regions, are becoming increasingly apparent. The book also provides a systematic, low-cost, and employment-generating approach to managing solid waste in urban areas.

The book delves into the details of vermicomposting, discussing its benefits, challenges, and potential applications. Additionally, the book highlights the need for alternative fuels to petroleum in order to maintain the progress of nations. The text is supported by facts and figures, making it an engaging read for the readers. It is believed that the books diverse content will encourage readers to approach it from different perspectives.