Our economy revolves around the consumption of energy. All of it is derived from solar at one point or another, whether it’s burning old fossilized carbon (fossil fuels), air moving from one pressure zone to another (wind), potential energy from precipitation (hydro), or just organic matter generated from photosynthesis. It’s all solar.
All of the energy businesses outlined below derive energy from renewable sources.
Note: As always, this list is a work in progress, make sure to check back often.
Energy Business Models
I. Waste Energy
A. Biofuels