This book empowers readers to harness the benefits of today's technological advancements while addressing the environmental impacts of human development. Our environment has suffered greatly due to mankind's progress, and consistent efforts are needed to mitigate these effects and improve our surroundings. We provide a comprehensive understanding of how our actions affect even the smallest units of the environment, guiding readers on making necessary amends. Our book encourages everyone to contribute to environmental conservation by merging modern technology with human effort. We explore various aspects of science and technology, weaving them together to form the intricate structure of environmental engineering. Topics like ecology, hydrology, biotechnology, and conventional energy sources are detailed across different chapters, providing a thorough overview. "Solutions in Environmental Engineering" motivates readers to take responsibility and make consolidated efforts towards preserving the environment.