AbstractThe 5th International Conference on Environmental and Energy Engineering (IC3E 2021) was held in Yangzhou, China on March 19 to 21, 2021 as a combination of on-line and offline event due to the growing concerns over the coronavirus outbreak (COVID-19), and in order to protect the well-being of our attendees, partners, and staff as our number one priority. IC3E 2021 was organized by Asia Pacific Institute of Science and Engineering (APISE). This conference aimed to provide a platform for researchers from multiple disciplines to share their recent developments and practices in Environmental and Energy Engineering. The participants of the conference were from many parts of the world. The success and prosperity of the conference were reflected through a number of high-quality papers.This scientific event brings together more than 74 national and international researchers in Environmental and Energy Engineering. On top of the local participants coming from different national universities, international participants are also registered from different countries, namely Thailand, India, Nigeria, China, Canada, USA and so on. During the conference, there are keynote speeches, oral presentations, and poster presentations.The proceedings form a compilation of accepted papers for this conference. It includes 3 chapters, covering the areas of Energy and Power Systems Engineering, Environmental and Ecological Systems Engineering, and Advances in Energy and Environmental Studies.List of Committees are available in the pdf.
