On 19th December 2022, the CCCA3 organized a Knowledge Sharing Event in Phnom Penh. The event was presided over by H.E. Ma Chansothea, Director of the Department of the Administration, Planning, and Finance, Ministry of Environment, and Mr. Chhum Sovanny, Programme Analyst, UNDP, with the participation of representatives of 22 CCCA3 grants (both completed and going projects), CCTWGs, line ministries, youths, NGOs and private sector, a total of 84 participants (28 female participants). The main objective of the event was to identify key scale up possibilities forward, and strengthen the partnerships between key actors and with the private sector. There were 16 video presentations developed by the CCCA3 grantees highlighting the main challenges and achievements of the projects presented. The panel discussion organized brought together different sectors and the discussion focused on the ideas for strengthening the cooperation between the public and private sectors and gender in climate action. The discussion highlighted the importance of involving all and identified emerging opportunities through areas, such as health, energy efficiency and women participation.