1. Bio-methane potential of biological solid materials and agricultural wastes
Nuntiya Paepatung, Annop Nopharatana and Warinthorn Songkasiri

2. Comparison study of polycyclic aromatic hydrocarbons (pahs) in bangladeshi compressed natural gas (cng) and diesel engine vehicles by gas chromatography-mass spectrometry
M. Amzad Hossain , S. M. Salehuddin and M. J. Kabir

3. Design on central solar heating with underground seasonal storage in australia
Nammont Chotivisarut, Tanongkiat Kiatsiriroat and Lu Aye

4. Editorial

5. Evaluation of the alternative treatment methods for ghg emission mitigation from municipal solid waste management case study of ho chi minh city, vietnam
Nguyen Phuc Thanh and Yasuhiro Matsui

6. Use of solid waste for small-scale biogas production for rural household energy consumption case study in takaev province, cambodia
Visalsok Touch, Samell Keo, Warinthorn Songkasri, Catalin Stefan, Terry Commins, Souphab Khouangvichit and Joe Green