Preface by the Editors

With deep satisfaction, we would like to present the conference proceedings of the 3rd Life and Environmental Sciences Academics Forum (LEAF) 2019 to the contributors, authors, and readers. These proceedings contain a permanent record of what has been presented at the conference. We hope that you will find these proceedings volume inspiring, beneficial, and exciting. The conference itself was held at The Margo Hotel in Depok, Indonesia, on July 11, 2019. With the full support from Universitas Indonesia, the Faculty of Mathematics and Natural Sciences, FMIPA UI, as the organizer of the conference, continues the tradition to successfully bringing together the researchers, students, and academics from Indonesia and abroad. One of the primary purposes of the meeting is as a response to the global critical environmental challenge. The conference covers all environmental-related subjects, including Biosciences, Geosciences, and Geography. Another essential purpose of the event is to offer a convenient platform for the students and researchers to share and exchange their results findings and discuss the practical challenges and the solution provided. For a one-day conference, the responses to the papers’ call had been overwhelming – both from Indonesia and abroad. Nearly eighty articles have been uploaded to the conference system. After a strict double-blind peer review process on the articles, 78 manuscripts will be presented in these proceedings. We would like to extend our great appreciation for all the reviewers who-amid their busy schedule-supported us in maintaining the papers’ high quality. The inclusion of three Keynote Speakers by Ir. Tandya Tjahjana, M.Si. from Directorate General of Natural Resources Conservation and Ecosystem, Ministry of Environment and Forestry Indonesia, Dr. Suzie Sheehy from University of Oxford, United Kingdom and Prof. Ir. Mega Fatimah Rosana, M.Sc., Ph.D. from Universitas Padjajaran, Indonesia, as well as four Invited Speakers by Assoc. Prof. Dr. Mohd. Hasmadi Ismail from Universiti Putra Malaysia, Malaysia, Dr. Chanida Suwanprasit from Chiang Mai University, Thailand, Dr. Arief Darmawan from Universitas Lampung, Indonesia and Dr. Hawis H. Madduppa, S.Pi., M.Si. from Institut Pertanian Bogor, Indonesia, has been highly acknowledged. Their lectures have been presented to share ideas and newfound knowledge to the audience in a lively and accessible way. Our utmost appreciation for the generous financial support goes to Universitas Indonesia. The funds are greatly valued and enable us to organize this conference. We are incredibly grateful for the assistance of the technical organizing committee in securing a substantial input of papers and ensuring a useful event. Finally, we would like to extend our gratitude to the authors, whose without their works there will be no successful conference. We wish all the participants of the LEAF 2019 conference a fruitful scientific gathering in Depok, Indonesia. We are looking forward to the next LEAF conference – which hopefully as enjoying and inspiring as the previous event. Depok, June 2020 Editors, Ratna Yuniati Chris Margules Ryota Nagasawa Mohd. Hasmadi Ismail Abdul Haris