Environment and electrical engineering
Renewable energy sources
Wind energy, wind turbines
Solar energy
Photovoltaic cell technology
Hydro energy
Ocean energy: tidal and wave
Biomass
Biofuels
Energy harvesting
Power supply in telecommunications
Energy storage
Hydrogen based sources
Power systems
Power quality
Smart grids
Design, control and management
Protection
Components
Generators for wind turbines
Hydro turbines
Electrical
Measurement science
Electrical quantities
Environmental measurements
Emerging technology in industrial systems generators