1st ICWTET2019

The 1st ICWTET2019 had been successfully held in Singapore during August 22-23, 2019. All the accepted paper by ICWTET2019 had been published on E3S Web of Conferences [eISSN: 2267-1242].

2nd ICWTET2020

The COVID-19 pandemic impacts us all, the 2nd ICWTET2020 had been successfully held as Virtual Conference on June 19, 2020. All the accepted paper by ICWTET2020 had been published on Springer Conference Series Environmental Science and Engineering [ISSN: 1863-5520].