When you think of renewable energy, what comes to mind?
Indeed, these two examples have proven the most popular in recent years. In fact, as it stands now, hydropower is the cheapest renewable energy in use today. Wind power, for its part, is the fastest growing of alternative energy sources.
There is, however, one source that is far more abundant with the potential to provide a far higher ROI than any of the above. Not only that, it is – with very few exceptions – a source we all see and feel every single day.