This is an open access book. The International Conference of Green Technology (ICGT) is an annual multidisciplinary forum for promoting and fostering interactions between researchers, scientists, academia, and related industrial communities in studying the development of science and green technology. These conferences introduce newcomers to the field, keep practitioners aware of current developments, and provide unparalleled networking opportunities. Innovative science and technology must be developed to offered solutions for new normal adaptation in Post pandemic life in all fields. Therefore, "Empowering innovative science and technology for future environmental perspective" become the main topic of The 12th ICGT 2022.Considering the uncertainty of the COVID-19 outbreak, The 12th ICGT 2022 was held fully hybrid on October 26-27, 2022. The scientific programs will include keynote lectures, plenary lectures and invited lectures in parallel sessions. All participants will have virtual access to join the conferences and all authors will have opportunities to present work either virtually or on-site, in Malang Indonesia.