Core Energy Sources	Emerging Technologies	Energy Storage	Energy Infrastructure	Policy Instruments	Community-Based Initiatives	Waste-to-Energy	Energy Efficiency
Solar Photovoltaic	Perovskite Solar Cells	Lithium-Ion Batteries	Smart Grids	Carbon Pricing	Local Energy Cooperatives	Anaerobic Digesters	LED Lighting
Solar Thermal	Floating Wind Turbines	Sodium-Ion Batteries	Microgrids	Feed-in Tariffs	Community Wind Projects	Incineration with Energy Recovery	Energy-Efficient Appliances
Wind Turbines	Organic Flow Batteries	Compressed Air Energy Storage	Superconducting Transmission Lines	Renewable Energy Certificates	Community Solar Gardens	Landfill Gas Capture	Smart Thermostats
Hydropower	Thermoelectric Materials	Pumped Hydro Storage	Energy-efficient Transformers	Net Metering	Crowd-funded Renewable Projects	Waste Heat Recovery	Cogeneration Systems
Tidal Power	Hydrogen Fuel Cells	Flywheel Energy Storage	DC Power Lines	Investment Tax Credits	School Solar Programs	Pyrolysis	HVAC Optimization
Wave Energy	Advanced Geothermal	Supercapacitors	Bi-directional Charging Stations	Production Tax Credits	Local Biomass Sourcing	Plasma Gasification	Building Energy Management Systems
Geothermal Energy	Algae Biofuels	Redox Flow Batteries	Virtual Power Plants	Green Bonds	Energy Education Centers	Sewage Sludge Digestion	X
Biomass Combustion	Piezoelectric Harvesting	Solid-State Batteries	Energy Blockchain Technology	Community Solar Programs	Youth-Led Sustainability Programs	Waste-to-Ethanol	X
Biofuel Generation	Airborne Wind Energy	Thermal Energy Storage	Adaptive Traffic Lights	Mandatory Renewable Energy Targets	Grassroots Awareness Campaigns	Tire-Derived Fuels	X
Micro-Hydro Power	Solar Updraft Towers	Liquid Air Energy Storage	Intelligent Building Systems	Emissions Trading Systems	Energy Poverty Alleviation Programs	Organic Rankine Cycles	X
Run-of-River Hydro	X	X	X	X	X	X	X
Ocean Thermal Energy	X	X	X	X	X	X	X
Natural Gas with Carbon Capture	X	X	X	X	X	X	X
Nuclear Fusion	X	X	X	X	X	X	X
Nuclear Fission with Enhanced Safety	X	X	X	X	X	X	X