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Waste Water Treatment
- Domestic WastewaterSeptic Tanks, Ecological Sanitation, Gray Water Recycling, Phytoremediation, Constructed Wetlands & Reed Beds, Leaching Fields
- Sewerage InfrastructurePipes & Manholes, Stormwater Drains, Grease Traps, Suction Trucks, Inspection & Leak Detection Systems, Robotic Devices (PIGs), Maintenance & Tank Cleaning
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Power Generation
- Solar ThermalFlat Plate & Vacuum Tube Collectors, Parabolic Concentrators & Heliostats, Stirling Engines, Space & Water Heating
- Geothermal EnergyGround Source Heat Pumps, Flash Steam / Binary Cycle Geothermal Power Plants, Geothermal Well Drilling, Ocean Thermal Energy Conversion (OTEC)
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Energy Efficiency
- Cooling & VentilationEvaporative & Absorption Cooling, Natural Ventilation, Refrigeration Equipment, Alternative Refrigerants, HVAC Control
- Lighting DevicesEnergy Saving Lighting Systems, Compact Fluorescent Lamps (CFL), Light-Emitting Diodes (LED)
- Housing DevelopmentEcological Architecture and Construction, LEED, Efficiency Benchmarking, New Building Materials, Daylighting
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