Energy sources other than mainstream methods such as steam, hydroelectric, chemical, etc. usually termed 3D Newtonian Physics. Examples of alternative energy are: scalar, Mind and solar; sometimes referred to as Free Energy, higher dimensional physics or subtle energy physics.
See Also
Free Energy
Mind Force
Scalar
subtle energy physics
Sympathetic Vibratory Physics
Vibratory Physics - The Connecting Link between Mind and Matter
Vibratory Physics - True Science