energytechreview

4 | |NOVEMBER 2025CONTENTS08Marjun Manahan, Operations Technology Head, Manila WaterPRODUCTION OF BIOGAS AND BIODIESEL FROM ORGANIC AND COMMERCIAL BYPRODUCTS38Terry Kreuz, Managing Director of Energy Transition Technology, National Fuel Gas CompanyENERGY TRANSITION IN THE NATURAL GAS INDUSTRYLAST WORDIN MY OPINION12EI ENGINEERING ENERGY SYSTEM OPTIMIZATION THROUGH SIMULATION INNOVATIONTeruhiko Ogawa, CEOTOP ENERGY SIMULATION SOFTWARE IN ASIA 2025Shunji Umeoka, CTOCOVER STORY
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