The Regional Resource Centre for Asia and the Pacific (RRC.AP) successfully hosted a seminar focused on the “Clean and Sustainable Environment in Changing Climate” on the morning of second day, 24th August 2023 of the AIT Sustainability Expo 2023. The seminar aimed to share knowledge and insights about RRC.AP's work program and activities, particularly in assisting countries across the region in their sustainability efforts. Approximately 100 participants from both on-site and online attended this meaningful seminar, representing government policymakers, academics, scientists, young researchers, students, and members of community organizations.