Education & Research (ED) UPH Civil Engineering Lecturer's Community Service about Eco-Paving Blocks at Lembaga Pemberdayaan Masyarakat Kelurahan Bencongan Indah How to Process Drinking Water or Wastewater to Support Sustainability How to Design Solar-powered Street Lamp using UPH PJU Solar Cell Calculator App on Android How to Utilize Waste from Ice Cream Industry for Sustainability? Electric Cars, What are The Advantages and Disadvantages? Lessons Learned from COVID-19 Nusantara Vaccine in Indonesia Climate Change, How Bad Is It? How Much Does Indonesia Contributes to It? Can Solar Energy Help?