Welcome to join in the 2020 International Conference on Environmental Science and Renewable Energy (ESRE 2020), which will be held in Hong Kong during December 28-30, 2020. For papers submitted to ESRE 2020, we offer the publications as following: Publication in IJESD. Submissions will be reviewed by the conference committees and IJESD editorial board, and accepted papers will be published in the International Journal of Environmental Science and Development, which will be indexed by Scopus, EBSCO, DOAJ, CAS, Google Scholar, Crossref, etc. There are two methods for submitting your paper: 1. By our electric system: http://confsys.iconf.org/conference/esre20 2. By our contact email box: esre@iacsitp.com Please feel free contact with us: Conference Secretary: Nina Lee E-mail: esre@iacsitp.com Telephone: +86-28-86512185 For more information about international conferences, please visit our conference website: ESRE 2020 website: http://www.esre.net/