This issue consists of 10 articles from 36 authors affiliated with 24 institutions from 9 countries including:

• Indonesia (Universitas Pendidikan Indonesia, University of Lampung, Gifu University, Universitas Negeri Padang, Universitas Islam Indonesia, University of Jember, Universitas Komputer Indonesia)
• Japan (Kyoto University, Tottori University, Tokyo Institute of Technology, Ehime University)
• Canada (University of Ottawa)
• Algeria (University Center of Maghnia, University of El Oued, University of El Oued, University of Kasdi Merbah)
• Morocco (University of Ibn Zohr, First Mohammed University)
• United Arab Emirates (Ministry of Climate Change and Environment)
• Columbia (Universidad Militar Nueva Granada)
• Malaysia (Taylor’s University)
• Iraq (University of Technology, University of Technology, University of Baghdad)