ANSWER (Annual Symposium on Solid Waste Refinery) is intended to be a routine meeting point of all stakeholders and experts in solid waste treatment especially Municipal Solid Waste (MSW) management for local Indonesia as well as around the globe. Asian countries are shared common problem in treating MSW from the lack of people awareness to high moisture content due to located in tropical climate. Thus, a sharing platform is needed for academicians, researchers, policy makers (Government and private sectors), engineers, professionals, NGO’s, and students to overcome various problems and challenges in solid waste treatment and utilization.


15 OctoberFull paper submission deadline
15 OctoberEarly bird payment deadline
20 OctoberRegistration deadline
25 OctoberCamera ready deadline
13 -14 November Conference date

The accepted and presented papers will be submitted in Key Engineering Materials are indexed by Scopus.


For submission paper, please read author guidelines carefully.


2nd ANSWER will be held in Eastparc Hotel Yogyakarta.



See the published papers of the previous


Key Engineering Materials (ISSN: 1662-9795) 

Accepted papers will be collected in the conference proceedings after proper registration and presentation. The book of proceedings ANSWER 2019 will be published in a volume of Key Engineering Materials (ISSN: 1662-9795), which is Abstracted/Indexed in: SCOPUS Ei Compendex SCImago Journal & Country Rank (SJR) Inspec (IET, Institution of Engineering Technology) Chemical Abstracts Service (CAS) Google Scholar 
Cambridge Scientific Abstracts (CSA) ProQuest etc.