Contact: Ms.Shell Xiao; Last date for abstract submission: 05/Jun/2019; ICBCE Points: All accepted papers of ICBCE 2019 will be published in IOP Conference Series: Earth and Environmental Science (EES) (ISSN: 1755-1315), which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al.