Category
page 1Energy sources
Penrose process
theorical process wherein energy can be extracted from a rotating black hole

microgeneration
thumb|A group of small-scale Small wind turbine|wind turbines providing electricity to a community in Dali, [[Yunnan, China]]
Olduvai theory
hypothesis that industrial civilization (as defined by per capita energy production) will have a lifetime of less than or equal to 100 years (1930–2030)
energy mix
primary energy sources from which secondary energy for direct use is produced
world energy resources
estimated maximum capacity for energy production on Earth
Harvesting lightning energy
attempts to harvest energy of lightnings
black hole bomb
physical effect when bosonic field impinging on a rotating black hole