The 1st International Conference on the Practical Zero Emissions Technologies and Strategies (PZETS 2023) and the 2nd Workshop on Water Sustainability & Green Technology will be organized by the Australasia Practical Zero Emissions Society (APZES) and hosted by Ho Chi Minh University of Technology (HCMUT), Vietnam National University Ho Chi Minh (VNU-HCM). This PZETS 2023 will be held from 9 to 12 December 2023 in Ho Chi Minh City, Vietnam. The main objective of PZETS 2023 is to provide a global platform to discuss and exchange ideas, challenges, and studies related to zero-emission issues.