ICEAE 2021 Shining Points: 1. Accepted papers can be published in International Journal of Environmental Science and Development (IJESD ISSN: 2010-0264), and all accepted papers will be indexed by Scopus (Since 2019) and included in the Chemical Abstracts Services (CAS), CABI, Ulrich Periodicals Directory, Electronic Journals Library, Crossref, ProQuest or Journal of Agricultural Technologies, and all papers will be included in the Ulrich's Periodicals Directory, Google Scholar, Engineering & Technology Digital Library, Crossref and Electronic Journals Digital Library. 2. We have invited the outstanding Prof. Khaled M. Bali from University of California, San Diego, USA, Prof. Koh Hock Lye from Sunway University, Malaysia and Prof. Nyuk Ling Chin from Universiti Putra Malaysia, Malaysia to join our conference. 3. One day visit in Bangkok will be arranged on June 7,2021. == Submission and Contact MethodsSubmission Methods: http://confsys.iconf.org/submission/iceae2021