Dear authors and colleagues,
We are regretful to announce that 2026 9th International Conference on Environmental and Energy Engineering (IC3E 2026) is cancelled due to unavoidable reasons. We are very sorry for any inconvenience caused by this cancellation. We deeply appreciate your interest and support to IC3E 2026. We wish that you would concern to join IC3E again in the future. We will contact you with the new plan of IC3E in the near future.
Best Regards,
IC3E 2026 Organizing Committee
Welcome to the official website of 2026 9th International Conference on Environmental and Energy Engineering (IC3E 2026).
IC3E 2026 conference is organized by Hunan University, and supported by Sophia University, Asia Pacific Institute of Science and Engineering(APISE) and International Society for Environmental Information Sciences (ISEIS), media supported by HUANBAO.BJX.COM.CN. The conference will be hosted in Hunan University (South Campus) · Changsha, China from April 24 to 26, 2026! It is a leading forum for researchers, practitioners, developers, and users to explore cutting-edge ideas and to exchange techniques, tools, and experiences. We invite the submission of original research contributions.
After the conference, the authors can have one of the following choices for publishing their manuscripts:
Choice 1: The authors can submit their papers to Journal of Environmental Informatics Letters which is a Scopus-indexed, open access journal published by the International Society for Environmental Informatics. No publication fee (APC) will be charged.

Choice 2: The authors can also submit their papers to the International Journal of Global Environmental Issues. There is no charge for publishing in this journal, unless you choose the option of Open Access (OA) with an Article Processing Charge (APC) of USD 2,500 per accepted article (the usual fee is USD 3,000). You can find more details from information on OA here.
Choice 3: The authors can also submit their papers to the Special Isse on Grid Integration of Intermittent Renewable Energy Resources: Technologies, Policies, and Operational Strategies, and the publisher will submit articles to be indexed by EI Compendex, Scopus and other data bases.
Release Time of Program Overview: Late March, 2026
Release Time of Full program: Middle April, 2026
Apr. 24th, 2026 |
10:00-17:00 |
Registration and Conference Kits Collected |
14:00-17:00 |
Enterprise Visit (Pending) |
|
Apr. 25th, 2026 |
8:50-9:00 |
Opening Remark |
9:00-10:20 |
Keynote Speech Session |
|
10:20-10:40 |
Coffee Break |
|
10:40-12:00 |
Keynote Speech Session |
|
14:00-15:00 |
Special Sessions 1-2 |
|
15:00-15:20 |
Coffee Break |
|
15:20-17:20 |
Oral Presentation Sessions 1-2 |
|
17:20-18:00 |
Poster Presentation Sessions |
|
Apr. 26th, 2026 |
9:00-10:30 |
Oral Presentation Sessions 3 |
10:30-10:50 |
Coffee Break |
|
10:50-12:20 |
Oral Presentation Sessions 4 |
|
14:00-17:00 |
Technical Tour(Pending) |
Authors can submit their Manuscripts in PDF / WORD through Electronic Submission System or Email:
Method 2:
P.s. Before submitting, please be sure that your paper has been formatted according to template.
Energy and Environment: • Ecology and Biodiversity Conservation |
Advanced Energy Technologies:• Renewable Energy Sources |